diff --git a/ci/docker/wasm32-unknown-unknown/wasm-entrypoint.sh b/ci/docker/wasm32-unknown-unknown/wasm-entrypoint.sh
index d2e4d42bcd..9916d1cb22 100755
--- a/ci/docker/wasm32-unknown-unknown/wasm-entrypoint.sh
+++ b/ci/docker/wasm32-unknown-unknown/wasm-entrypoint.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e