diff --git a/03_source/cms_backend/scripts/20_prod.sh b/03_source/cms_backend/scripts/20_prod.sh
index 350e89e..1d37848 100755
--- a/03_source/cms_backend/scripts/20_prod.sh
+++ b/03_source/cms_backend/scripts/20_prod.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env zsh
+#!/usr/bin/env bash
 
 set -x
 
diff --git a/03_source/mobile/scripts/20_prod.sh b/03_source/mobile/scripts/20_prod.sh
index 350e89e..1d37848 100755
--- a/03_source/mobile/scripts/20_prod.sh
+++ b/03_source/mobile/scripts/20_prod.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env zsh
+#!/usr/bin/env bash
 
 set -x