diff --git a/src/Makefile b/src/Makefile
index 5b3246591f..674d7a808b 100755
--- a/src/Makefile
+++ b/src/Makefile
@@ -18,7 +18,8 @@ PACKAGE = asphere class2 colloid dipole dsmc gpu granular \
 	  shock srd xtc
 
 PACKUSER = user-ackland user-atc user-awpmd user-cd-eam user-cg-cmm \
-	   user-cuda user-eff user-ewaldn user-imd user-reaxc user-smd
+	   user-eff user-ewaldn user-imd user-reaxc user-smd
+#	   user-cuda user-eff user-ewaldn user-imd user-reaxc user-smd
 
 PACKALL = $(PACKAGE) $(PACKUSER)