diff --git a/scripts/build.sh b/scripts/build.sh
index 719f9cd..14497bd 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 source ./scripts/common.sh
 
 rm -rf "$STATIC_BUILD"
diff --git a/scripts/common.sh b/scripts/common.sh
index f32ae38..b5f30d0 100755
--- a/scripts/common.sh
+++ b/scripts/common.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 
 BASEDIR="$PWD"
 OUTPUT_DIR="$BASEDIR/public"
diff --git a/scripts/server.sh b/scripts/server.sh
index 39a6513..1974019 100755
--- a/scripts/server.sh
+++ b/scripts/server.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 
 source ./scripts/common.sh