diff --git a/src/libs/vdxf/dxflib/dl_dxf.cpp b/src/libs/vdxf/dxflib/dl_dxf.cpp
index b1f082853..07c227692 100644
--- a/src/libs/vdxf/dxflib/dl_dxf.cpp
+++ b/src/libs/vdxf/dxflib/dl_dxf.cpp
@@ -26,8 +26,10 @@
 
 #include <ctype.h>
 #if defined(__GNUC__) && !defined(__APPLE__)
+#if (__GNUC__ * 100 + __GNUC_MINOR__) > 406
 #include <ext/alloc_traits.h>
 #endif
+#endif
 #include <qcompilerdetection.h>
 #include <string.h>
 #include <QString>