diff --git a/README b/README
index 4e67abe..a954bb3 100644
--- a/README
+++ b/README
@@ -9,10 +9,12 @@ compatible as a replacement for rm.
 It requires the following utilities:
 
   awk
+  basename
   bash
   cat
   getopt
   mkdir
+  mktemp
   mv
   sed