diff --git a/ct/ubuntu.sh b/ct/ubuntu.sh
index 61dc62c7..d187fb95 100644
--- a/ct/ubuntu.sh
+++ b/ct/ubuntu.sh
@@ -162,7 +162,7 @@ function cleanup() {
   rm -rf $TEMP_DIR
 }
  if [ "$IM" == "1" ]; then 
- FEATURES="nesting=1,keyctl=1,mknod=1"
+ FEATURES="nesting=1,keyctl=1"
  else
  FEATURES="nesting=1"
  fi