diff --git a/simgear/debug/BufferedLogCallback.hxx b/simgear/debug/BufferedLogCallback.hxx
index f48ac3c0..bda7fd31 100644
--- a/simgear/debug/BufferedLogCallback.hxx
+++ b/simgear/debug/BufferedLogCallback.hxx
@@ -24,7 +24,7 @@
 #define SG_DEBUG_BUFFEREDLOGCALLBACK_HXX
 
 #include <vector>
-#include <memory> // for std::auto_ptr
+#include <memory> // for std::unique_ptr
 
 #include <simgear/debug/logstream.hxx>
 
@@ -70,10 +70,10 @@ public:
     unsigned int threadsafeCopy(vector_cstring& aOutput);
 private:
     class BufferedLogCallbackPrivate;
-    std::auto_ptr<BufferedLogCallbackPrivate> d;
+    std::unique_ptr<BufferedLogCallbackPrivate> d;
 };
      
 
 } // of namespace simgear
 
-#endif // of SG_DEBUG_BUFFEREDLOGCALLBACK_HXX
\ No newline at end of file
+#endif // of SG_DEBUG_BUFFEREDLOGCALLBACK_HXX
diff --git a/simgear/hla/RTI13Ambassador.hxx b/simgear/hla/RTI13Ambassador.hxx
index 85779fa7..d4d6e02c 100644
--- a/simgear/hla/RTI13Ambassador.hxx
+++ b/simgear/hla/RTI13Ambassador.hxx
@@ -117,7 +117,7 @@ public:
     // bool unconditionalAttributeOwnershipDivestiture(const RTIHandle& objectHandle, const RTIHandleSet& attributeHandles)
     // {
     //     try {
-    //         std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
+    //         std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
     //         for (RTIHandleSet::const_iterator i = attributeHandles.begin(); i != attributeHandles.end(); ++i)
     //             attributeHandleSet->add(*i);
     //         _rtiAmbassador.unconditionalAttributeOwnershipDivestiture(objectHandle, *attributeHandleSet);
@@ -136,7 +136,7 @@ public:
     // bool negotiatedAttributeOwnershipDivestiture(const RTIHandle& objectHandle, const RTIHandleSet& attributeHandles, const RTIData& tag)
     // {
     //     try {
-    //         std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
+    //         std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
     //         for (RTIHandleSet::const_iterator i = attributeHandles.begin(); i != attributeHandles.end(); ++i)
     //             attributeHandleSet->add(*i);
     //         _rtiAmbassador.negotiatedAttributeOwnershipDivestiture(objectHandle, *attributeHandleSet, tag.data());
@@ -156,7 +156,7 @@ public:
     // bool attributeOwnershipAcquisition(const RTIHandle& objectHandle, const RTIHandleSet& attributeHandles, const RTIData& tag)
     // {
     //     try {
-    //         std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
+    //         std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
     //         for (RTIHandleSet::const_iterator i = attributeHandles.begin(); i != attributeHandles.end(); ++i)
     //             attributeHandleSet->add(*i);
     //         _rtiAmbassador.attributeOwnershipAcquisition(objectHandle, *attributeHandleSet, tag.data());
@@ -177,7 +177,7 @@ public:
     // bool attributeOwnershipAcquisitionIfAvailable(const RTIHandle& objectHandle, const RTIHandleSet& attributeHandles)
     // {
     //     try {
-    //         std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
+    //         std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
     //         for (RTIHandleSet::const_iterator i = attributeHandles.begin(); i != attributeHandles.end(); ++i)
     //             attributeHandleSet->add(*i);
     //         _rtiAmbassador.attributeOwnershipAcquisitionIfAvailable(objectHandle, *attributeHandleSet);
@@ -199,7 +199,7 @@ public:
     // RTIHandleSet attributeOwnershipReleaseResponse(const RTIHandle& objectHandle, const RTIHandleSet& attributeHandles)
     // {
     //     try {
-    //         std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
+    //         std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
     //         for (RTIHandleSet::const_iterator i = attributeHandles.begin(); i != attributeHandles.end(); ++i)
     //             attributeHandleSet->add(*i);
     //         attributeHandleSet.reset(_rtiAmbassador.attributeOwnershipReleaseResponse(objectHandle, *attributeHandleSet));
@@ -223,7 +223,7 @@ public:
     // bool cancelNegotiatedAttributeOwnershipDivestiture(const RTIHandle& objectHandle, const RTIHandleSet& attributeHandles)
     // {
     //     try {
-    //         std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
+    //         std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
     //         for (RTIHandleSet::const_iterator i = attributeHandles.begin(); i != attributeHandles.end(); ++i)
     //             attributeHandleSet->add(*i);
     //         _rtiAmbassador.cancelNegotiatedAttributeOwnershipDivestiture(objectHandle, *attributeHandleSet);
@@ -243,7 +243,7 @@ public:
     // bool cancelAttributeOwnershipAcquisition(const RTIHandle& objectHandle, const RTIHandleSet& attributeHandles)
     // {
     //     try {
-    //         std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
+    //         std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(attributeHandles.size()));
     //         for (RTIHandleSet::const_iterator i = attributeHandles.begin(); i != attributeHandles.end(); ++i)
     //             attributeHandleSet->add(*i);
     //         _rtiAmbassador.cancelAttributeOwnershipAcquisition(objectHandle, *attributeHandleSet);
diff --git a/simgear/hla/RTI13ObjectClass.cxx b/simgear/hla/RTI13ObjectClass.cxx
index 0a04480b..d0464e08 100644
--- a/simgear/hla/RTI13ObjectClass.cxx
+++ b/simgear/hla/RTI13ObjectClass.cxx
@@ -101,7 +101,7 @@ RTI13ObjectClass::publish(const HLAIndexList& indexList)
 
     try {
         unsigned numAttributes = getNumAttributes();
-        std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(numAttributes));
+        std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(numAttributes));
         for (HLAIndexList::const_iterator i = indexList.begin(); i != indexList.end(); ++i) {
             if (_attributeHandleVector.size() <= *i) {
                 SG_LOG(SG_NETWORK, SG_WARN, "RTI13ObjectClass::publish(): Invalid attribute index!");
@@ -195,7 +195,7 @@ RTI13ObjectClass::subscribe(const HLAIndexList& indexList, bool active)
 
     try {
         unsigned numAttributes = getNumAttributes();
-        std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(numAttributes));
+        std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(numAttributes));
         for (HLAIndexList::const_iterator i = indexList.begin(); i != indexList.end(); ++i) {
             if (_attributeHandleVector.size() <= *i) {
                 SG_LOG(SG_NETWORK, SG_WARN, "RTI13ObjectClass::subscribe(): Invalid attribute index!");
diff --git a/simgear/hla/RTI13ObjectInstance.cxx b/simgear/hla/RTI13ObjectInstance.cxx
index 58f95f9a..2fbbbf3a 100644
--- a/simgear/hla/RTI13ObjectInstance.cxx
+++ b/simgear/hla/RTI13ObjectInstance.cxx
@@ -243,7 +243,7 @@ RTI13ObjectInstance::requestObjectAttributeValueUpdate(const HLAIndexList& index
 
     try {
         unsigned numAttributes = getNumAttributes();
-        std::auto_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(numAttributes));
+        std::unique_ptr<RTI::AttributeHandleSet> attributeHandleSet(RTI::AttributeHandleSetFactory::create(numAttributes));
         for (HLAIndexList::const_iterator i = indexList.begin(); i != indexList.end(); ++i) {
             if (getAttributeOwned(*i)) {
                 SG_LOG(SG_NETWORK, SG_WARN, "RTI13ObjectInstance::requestObjectAttributeValueUpdate(): "
diff --git a/simgear/hla/RTI13ObjectInstance.hxx b/simgear/hla/RTI13ObjectInstance.hxx
index cfba3872..46be0c8b 100644
--- a/simgear/hla/RTI13ObjectInstance.hxx
+++ b/simgear/hla/RTI13ObjectInstance.hxx
@@ -101,7 +101,7 @@ private:
     SGSharedPtr<RTI13Ambassador> _ambassador;
 
     // cached storage for updates
-    std::auto_ptr<RTI::AttributeHandleValuePairSet> _attributeValuePairSet;
+    std::unique_ptr<RTI::AttributeHandleValuePairSet> _attributeValuePairSet;
 };
 
 }
diff --git a/simgear/io/DNSClient.hxx b/simgear/io/DNSClient.hxx
index c7853f6a..155ee33b 100644
--- a/simgear/io/DNSClient.hxx
+++ b/simgear/io/DNSClient.hxx
@@ -24,7 +24,7 @@
 #ifndef SG_DNS_CLIENT_HXX
 #define SG_DNS_CLIENT_HXX
 
-#include <memory> // for std::auto_ptr
+#include <memory> // for std::unique_ptr
 #include <string>
 #include <vector>
 #include <ctime> // for time_t
@@ -133,7 +133,7 @@ public:
 //    void cancelRequest(const Request_ptr& r, std::string reason = std::string());
 
     class ClientPrivate;
-    std::auto_ptr<ClientPrivate> d;
+    std::unique_ptr<ClientPrivate> d;
 };
 
 } // of namespace DNS
diff --git a/simgear/io/HTTPClient.hxx b/simgear/io/HTTPClient.hxx
index a535b5b5..ffc5a395 100644
--- a/simgear/io/HTTPClient.hxx
+++ b/simgear/io/HTTPClient.hxx
@@ -24,7 +24,7 @@
 #ifndef SG_HTTP_CLIENT_HXX
 #define SG_HTTP_CLIENT_HXX
 
-#include <memory> // for std::auto_ptr
+#include <memory> // for std::unique_ptr
 #include <stdint.h> // for uint_64t
 
 #include <simgear/io/HTTPFileRequest.hxx>
@@ -125,7 +125,7 @@ private:
     friend class Request;
 
     class ClientPrivate;
-    std::auto_ptr<ClientPrivate> d;
+    std::unique_ptr<ClientPrivate> d;
 };
 
 } // of namespace HTTP
diff --git a/simgear/io/HTTPRepository.cxx b/simgear/io/HTTPRepository.cxx
index 83b84444..1c95f278 100644
--- a/simgear/io/HTTPRepository.cxx
+++ b/simgear/io/HTTPRepository.cxx
@@ -725,7 +725,7 @@ HTTPRepository::failure() const
         std::string fileName; // if empty, we're getting the directory itself
         SGPath pathInRepo;
         simgear::sha1nfo hashContext;
-        std::auto_ptr<SGBinaryFile> file;
+        std::unique_ptr<SGBinaryFile> file;
     };
 
     class DirGetRequest : public HTTPRepoGetRequest
diff --git a/simgear/io/HTTPRepository.hxx b/simgear/io/HTTPRepository.hxx
index c3f95348..2a0205ee 100644
--- a/simgear/io/HTTPRepository.hxx
+++ b/simgear/io/HTTPRepository.hxx
@@ -73,7 +73,7 @@ public:
 private:
     bool isBare() const;
 
-    std::auto_ptr<HTTPRepoPrivate> _d;
+    std::unique_ptr<HTTPRepoPrivate> _d;
 };
 
 } // of namespace simgear
diff --git a/simgear/io/test_repository.cxx b/simgear/io/test_repository.cxx
index 18bc26ad..6afb0edf 100644
--- a/simgear/io/test_repository.cxx
+++ b/simgear/io/test_repository.cxx
@@ -71,7 +71,7 @@ public:
     int requestCount;
     bool getWillFail;
     bool returnCorruptData;
-    std::auto_ptr<SGCallback> accessCallback;
+    std::unique_ptr<SGCallback> accessCallback;
 
     void clearRequestCounts();
 
@@ -400,7 +400,7 @@ void waitForUpdateComplete(HTTP::Client* cl, HTTPRepository* repo)
 
 void testBasicClone(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_basic");
     simgear::Dir pd(p);
@@ -435,7 +435,7 @@ void testBasicClone(HTTP::Client* cl)
 
 void testModifyLocalFiles(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_modify_local_2");
     simgear::Dir pd(p);
@@ -476,7 +476,7 @@ void testNoChangesUpdate()
 
 void testMergeExistingFileWithoutDownload(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_merge_existing");
     simgear::Dir pd(p);
@@ -518,7 +518,7 @@ void testMergeExistingFileWithoutDownload(HTTP::Client* cl)
 
 void testLossOfLocalFiles(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_lose_local");
     simgear::Dir pd(p);
@@ -552,7 +552,7 @@ void testLossOfLocalFiles(HTTP::Client* cl)
 
 void testAbandonMissingFiles(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_missing_files");
     simgear::Dir pd(p);
@@ -576,7 +576,7 @@ void testAbandonMissingFiles(HTTP::Client* cl)
 
 void testAbandonCorruptFiles(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_corrupt_files");
     simgear::Dir pd(p);
@@ -616,7 +616,7 @@ void modifyBTree()
 
 void testServerModifyDuringSync(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_server_modify_during_sync");
     simgear::Dir pd(p);
@@ -647,7 +647,7 @@ void testServerModifyDuringSync(HTTP::Client* cl)
 
 void testDestroyDuringSync(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_destory_during_sync");
     simgear::Dir pd(p);
@@ -676,7 +676,7 @@ void testDestroyDuringSync(HTTP::Client* cl)
 
 void testCopyInstalledChildren(HTTP::Client* cl)
 {
-    std::auto_ptr<HTTPRepository> repo;
+    std::unique_ptr<HTTPRepository> repo;
     SGPath p(simgear::Dir::current().path());
     p.append("http_repo_copy_installed_children");
     simgear::Dir pd(p);
diff --git a/simgear/io/untar.cxx b/simgear/io/untar.cxx
index abbfbad3..9ed7caac 100644
--- a/simgear/io/untar.cxx
+++ b/simgear/io/untar.cxx
@@ -101,7 +101,7 @@ public:
     };
 
     size_t bytesRemaining;
-    std::auto_ptr<SGFile> currentFile;
+    std::unique_ptr<SGFile> currentFile;
     size_t currentFileSize;
     z_stream zlibStream;
     uint8_t* zlibOutput;
diff --git a/simgear/io/untar.hxx b/simgear/io/untar.hxx
index 0da06b20..b1db9063 100644
--- a/simgear/io/untar.hxx
+++ b/simgear/io/untar.hxx
@@ -44,7 +44,7 @@ public:
     bool hasError() const;
 
 private:
-    std::auto_ptr<TarExtractorPrivate> d;
+    std::unique_ptr<TarExtractorPrivate> d;
 };
 
 } // of namespace simgear
diff --git a/simgear/nasal/cppbind/Ghost.hxx b/simgear/nasal/cppbind/Ghost.hxx
index 4c0a3e48..c1875bf6 100644
--- a/simgear/nasal/cppbind/Ghost.hxx
+++ b/simgear/nasal/cppbind/Ghost.hxx
@@ -1200,7 +1200,7 @@ namespace nasal
         return ctx;
       };
 
-      typedef std::auto_ptr<Ghost> GhostPtr;
+      typedef std::unique_ptr<Ghost> GhostPtr;
       MemberMap         _members;
       fallback_getter_t _fallback_getter;
       fallback_setter_t _fallback_setter;
diff --git a/simgear/package/Root.hxx b/simgear/package/Root.hxx
index 69ac4804..0a16e982 100644
--- a/simgear/package/Root.hxx
+++ b/simgear/package/Root.hxx
@@ -19,7 +19,7 @@
 #define SG_PACKAGE_ROOT_HXX
 
 #include <vector>
-#include <memory> // for auto_ptr
+#include <memory> // for unique_ptr
 
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/package/Delegate.hxx>
@@ -161,7 +161,7 @@ private:
     
     class ThumbnailDownloader;
     class RootPrivate;
-    std::auto_ptr<RootPrivate> d;
+    std::unique_ptr<RootPrivate> d;
 };
   
 typedef SGSharedPtr<Root> RootRef;
diff --git a/simgear/scene/material/matlib.hxx b/simgear/scene/material/matlib.hxx
index 7ead9d75..90fb273c 100644
--- a/simgear/scene/material/matlib.hxx
+++ b/simgear/scene/material/matlib.hxx
@@ -69,7 +69,7 @@ class SGMaterialLib : public SGReferenced
 
 private:
     class MatLibPrivate;
-    std::auto_ptr<MatLibPrivate> d;
+    std::unique_ptr<MatLibPrivate> d;
     
     // associative array of materials
     typedef std::vector< SGSharedPtr<SGMaterial> > material_list;    
diff --git a/simgear/scene/tgdb/apt_signs.hxx b/simgear/scene/tgdb/apt_signs.hxx
index b0fd9169..37281f6a 100644
--- a/simgear/scene/tgdb/apt_signs.hxx
+++ b/simgear/scene/tgdb/apt_signs.hxx
@@ -51,7 +51,7 @@ public:
     osg::Node* getSignsGroup();
 private:
     class AirportSignBuilderPrivate;
-    std::auto_ptr<AirportSignBuilderPrivate> d;
+    std::unique_ptr<AirportSignBuilderPrivate> d;
 };
 
 } // of namespace simgear
diff --git a/simgear/scene/tsync/terrasync.cxx b/simgear/scene/tsync/terrasync.cxx
index 1af55655..69c7268d 100644
--- a/simgear/scene/tsync/terrasync.cxx
+++ b/simgear/scene/tsync/terrasync.cxx
@@ -165,7 +165,7 @@ public:
     SyncItem currentItem;
     bool isNewDirectory;
     std::queue<SyncItem> queue;
-    std::auto_ptr<HTTPRepository> repository;
+    std::unique_ptr<HTTPRepository> repository;
     SGTimeStamp stamp;
     bool busy; ///< is the slot working or idle
     unsigned int pendingKBytes;
diff --git a/simgear/sound/soundmgr.hxx b/simgear/sound/soundmgr.hxx
index 18844564..21d87d8d 100644
--- a/simgear/sound/soundmgr.hxx
+++ b/simgear/sound/soundmgr.hxx
@@ -33,7 +33,7 @@
 #include <string>
 #include <vector>
 #include <map>
-#include <memory> // for std::auto_ptr
+#include <memory> // for std::unique_ptr
 
 #include <simgear/compiler.h>
 #include <simgear/structure/subsystem_mgr.hxx>
@@ -328,7 +328,7 @@ public:
 private:
     class SoundManagerPrivate;
     /// private implementation object
-    std::auto_ptr<SoundManagerPrivate> d;
+    std::unique_ptr<SoundManagerPrivate> d;
 
     bool _block_support;
     bool _active;
diff --git a/simgear/structure/StateMachine.hxx b/simgear/structure/StateMachine.hxx
index a382760f..dcdc27c4 100644
--- a/simgear/structure/StateMachine.hxx
+++ b/simgear/structure/StateMachine.hxx
@@ -64,7 +64,7 @@ public:
         void update();
         
         class StatePrivate;
-        std::auto_ptr<StatePrivate> d;
+        std::unique_ptr<StatePrivate> d;
     };
     
     class Transition : public SGReferenced
@@ -118,7 +118,7 @@ public:
         void fireBindings();
     
         class TransitionPrivate;
-        std::auto_ptr<TransitionPrivate> d;
+        std::unique_ptr<TransitionPrivate> d;
     };
     
     typedef SGSharedPtr<State> State_ptr;
@@ -167,7 +167,7 @@ private:
     void innerChangeState(State_ptr aState, Transition_ptr aTrans);
     
     class StateMachinePrivate;
-    std::auto_ptr<StateMachinePrivate> d;
+    std::unique_ptr<StateMachinePrivate> d;
 };
 
 typedef SGSharedPtr<StateMachine> StateMachine_ptr;
diff --git a/simgear/timing/sg_time.cxx b/simgear/timing/sg_time.cxx
index f8c51d6c..2282db93 100644
--- a/simgear/timing/sg_time.cxx
+++ b/simgear/timing/sg_time.cxx
@@ -60,7 +60,7 @@ static const double J2000   = 2451545.0 - MJD0;
 static const double SIDRATE = 0.9972695677;
 
 // tzContainer stores all the current Timezone control points/
-std::auto_ptr<SGTimeZoneContainer> static_tzContainer;
+std::unique_ptr<SGTimeZoneContainer> static_tzContainer;
 
 void SGTime::init( const SGGeod& location, const SGPath& root, time_t init_time )
 {
diff --git a/simgear/timing/sg_time.hxx b/simgear/timing/sg_time.hxx
index 9243d1c9..00c058af 100644
--- a/simgear/timing/sg_time.hxx
+++ b/simgear/timing/sg_time.hxx
@@ -36,7 +36,7 @@
 #include <simgear/compiler.h>
 
 #include <ctime>
-#include <memory> // for std::auto_ptr
+#include <memory> // for std::unique_ptr
 #include <string>
 
 // forward decls
diff --git a/simgear/xml/XMLStaticParser.hxx b/simgear/xml/XMLStaticParser.hxx
index 8cecac68..93f8801f 100644
--- a/simgear/xml/XMLStaticParser.hxx
+++ b/simgear/xml/XMLStaticParser.hxx
@@ -7,7 +7,7 @@
 #include <string>
 #include <map>
 #include <stack>
-#include <auto_ptr>
+#include <memory>
 
 #include <osg/ref_ptr>
 #include <osg/Referenced>