diff --git a/tools/run-readtest.sh b/tools/run-readtest.sh
index fb1d6cd3ed..38fb61d1d2 100755
--- a/tools/run-readtest.sh
+++ b/tools/run-readtest.sh
@@ -19,7 +19,7 @@ while [ $# -gt 1 ] ; do
 	-d) dir=$2; shift; shift ;;
 	-f) filesize=$2; shift; shift ;;
 	-n) numfiles=$2; shift; shift ;;
-	-N) nocache="-s"; shift; shift ;;
+	-N) nocache="-s"; shift;;
         *) break ;;
     esac
 done