diff --git a/contrib/dist/macosx-pkg/buildpackage.sh b/contrib/dist/macosx-pkg/buildpackage.sh
index a2965c6fee..8502c2f4d0 100755
--- a/contrib/dist/macosx-pkg/buildpackage.sh
+++ b/contrib/dist/macosx-pkg/buildpackage.sh
@@ -112,7 +112,7 @@ LC_ALL=C
 LC_MESSAGES=
 LANG=
 export PATH LANGUAGE LC_ALL LC_MESSAGES LANG
-unset LD_LIBRARY_PATH
+unset LD_LIBRARY_PATH CC CXX FC F77 OBJC
 
 #
 # Make some play space