diff --git a/lib/spack/env/cc b/lib/spack/env/cc
index 6b6073db430..2888c28c489 100755
--- a/lib/spack/env/cc
+++ b/lib/spack/env/cc
@@ -154,7 +154,7 @@ fi
 input_command="$@"
 
 if [ "$mode" == vcheck ] ; then
-    exec "${input_command}"
+    exec ${command} ${input_command}
 fi
 
 #