diff --git a/walk-rpde.sh b/walk-rpde.sh
index 5928baa..98dd29e 100755
--- a/walk-rpde.sh
+++ b/walk-rpde.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 
 # required commands: awk, curl, jq, tee