diff --git a/tools/convert-markdown-into-ipynb-and-test.sh b/tools/convert-markdown-into-ipynb-and-test.sh
index 32ba98a8275d8e8277caf5893f35d1b9726d4714..ef47387dc46d96e096095189c96122be5c370741 100755
--- a/tools/convert-markdown-into-ipynb-and-test.sh
+++ b/tools/convert-markdown-into-ipynb-and-test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 command -v go >/dev/null 2>&1
 if [ $? -ne 0 ]; then
     echo >&2 "Please install go https://golang.org/doc/install#install"