diff --git a/Extras/GIMPACT/include/Jamfile b/Extras/GIMPACT/include/Jamfile
index 14e2275bd..44bb136d7 100644
--- a/Extras/GIMPACT/include/Jamfile
+++ b/Extras/GIMPACT/include/Jamfile
@@ -1,5 +1,4 @@
 SubDir TOP Extras GIMPACT include ;
 
-SubInclude TOP Extras GIMPACT include GIMPACT ;
 
 Recurse InstallHeader : .h  ;