diff --git a/scripts/build/embed.sh b/scripts/build/embed.sh
index 47e195d96..4be2afc25 100755
--- a/scripts/build/embed.sh
+++ b/scripts/build/embed.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -eu
 
diff --git a/scripts/build/index.sh b/scripts/build/index.sh
index d7d04fd08..bf6ad48eb 100755
--- a/scripts/build/index.sh
+++ b/scripts/build/index.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -eu
 
diff --git a/scripts/build/server.sh b/scripts/build/server.sh
index d66a52475..2ec83a3e1 100755
--- a/scripts/build/server.sh
+++ b/scripts/build/server.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -eu