diff --git a/makefiles/Makefile.common b/makefiles/Makefile.common
index cebde7aa..ee618071 100644
--- a/makefiles/Makefile.common
+++ b/makefiles/Makefile.common
@@ -28,7 +28,6 @@ export TRICK_CFLAGS
 export TRICK_CXXFLAGS
 export TRICK_LDFLAGS
 export TRICK_SFLAGS
-export TRICK_EXCLUDE
 export TRICK_ICG_EXCLUDE
 export TRICK_ICG_NOCOMMENT
 export TRICK_SWIG_EXCLUDE