diff --git a/lib/dunemodules.lib b/lib/dunemodules.lib
index 9eba9ef36d2bc2dc82cc639bb69ff04f220c7ab5..860583641d33bd4cfe6c5024061f75d0d146c70b 100644
--- a/lib/dunemodules.lib
+++ b/lib/dunemodules.lib
@@ -221,6 +221,8 @@ EOFM
 EOF
     export MODULES="$LOCALMODULES$INSTMODULES"
     export FOUND_MODULES="$MODULES"
+  else
+    export MODULES="$FOUND_MODULES"
   fi
 }