1 files changed, 1 insertions, 0 deletions
diff --git a/science/Makefile b/science/Makefile
index a11e249c1273..3055c6d6c24c 100644
--- a/science/Makefile
+++ b/science/Makefile
@@ -2,6 +2,7 @@
 #
 
 #    SUBDIR += dir
+    SUBDIR += clhep
     SUBDIR += chemtool
 
 .include <bsd.port.subdir.mk>