diff --git a/include/osgDB/ObjectWrapper b/include/osgDB/ObjectWrapper
index 23ccc424e..d93536395 100644
--- a/include/osgDB/ObjectWrapper
+++ b/include/osgDB/ObjectWrapper
@@ -139,7 +139,7 @@ protected:
     typedef CLASS MyClass; \
     void wrapper_propfunc_##NAME(osgDB::ObjectWrapper* wrapper)
 
-class RegisterCompressorProxy
+class OSGDB_EXPORT RegisterCompressorProxy
 {
 public:
     RegisterCompressorProxy( const std::string& name, BaseCompressor* compressor );
diff --git a/src/osgDB/ObjectWrapper.cpp b/src/osgDB/ObjectWrapper.cpp
index 102b274e3..c1b06e7d9 100644
--- a/src/osgDB/ObjectWrapper.cpp
+++ b/src/osgDB/ObjectWrapper.cpp
@@ -490,23 +490,17 @@ BaseCompressor* ObjectWrapperManager::findCompressor( const std::string& name )
     if ( itr!=_compressors.end() ) return itr->second.get();
 
     // Load external libraries
-    std::string::size_type posDoubleColon = name.rfind("::");
-    if ( posDoubleColon!=std::string::npos )
-    {
-        std::string libName = std::string( name, 0, posDoubleColon );
+    std::string nodeKitLib = osgDB::Registry::instance()->createLibraryNameForNodeKit(name);
+    if ( osgDB::Registry::instance()->loadLibrary(nodeKitLib)==osgDB::Registry::LOADED )
+        return findCompressor(name);
 
-        std::string nodeKitLib = osgDB::Registry::instance()->createLibraryNameForNodeKit(libName);
-        if ( osgDB::Registry::instance()->loadLibrary(nodeKitLib)==osgDB::Registry::LOADED )
-            return findCompressor(name);
+    std::string pluginLib = osgDB::Registry::instance()->createLibraryNameForExtension(std::string("compressor_")+name);
+    if ( osgDB::Registry::instance()->loadLibrary(pluginLib)==osgDB::Registry::LOADED )
+        return findCompressor(name);
 
-        std::string pluginLib = osgDB::Registry::instance()->createLibraryNameForExtension(std::string("compressor_")+libName);
-        if ( osgDB::Registry::instance()->loadLibrary(pluginLib)==osgDB::Registry::LOADED )
-            return findCompressor(name);
-
-        pluginLib = osgDB::Registry::instance()->createLibraryNameForExtension(libName);
-        if ( osgDB::Registry::instance()->loadLibrary(pluginLib)==osgDB::Registry::LOADED )
-            return findCompressor(name);
-    }
+    pluginLib = osgDB::Registry::instance()->createLibraryNameForExtension(name);
+    if ( osgDB::Registry::instance()->loadLibrary(pluginLib)==osgDB::Registry::LOADED )
+        return findCompressor(name);
     return NULL;
 }