diff --git a/build b/build
index 9ff9811c..7acdcad0 100755
--- a/build
+++ b/build
@@ -16,10 +16,10 @@ make
 cd ..
 
 #----- build difrac
-cd difrac
-make
-cd ..
-
+#cd difrac
+#make
+#cd ..
+#
 #---- build matrix
 cd matrix
 make