diff --git a/src/osgPlugins/dae/ReaderWriterDAE.cpp b/src/osgPlugins/dae/ReaderWriterDAE.cpp
index d3111dc7f..de86b92b3 100644
--- a/src/osgPlugins/dae/ReaderWriterDAE.cpp
+++ b/src/osgPlugins/dae/ReaderWriterDAE.cpp
@@ -35,7 +35,7 @@
 #if  __cplusplus > 199711L
     #define smart_ptr std::unique_ptr
 #else
-    #define smart_prt std::auto_ptr
+    #define smart_ptr std::auto_ptr
 #endif
 
 osgDB::ReaderWriter::ReadResult