diff --git a/src/create_embedded_tools.sh b/src/create_embedded_tools.sh
index 3ddf6bb..9b39a2f 100755
--- a/src/create_embedded_tools.sh
+++ b/src/create_embedded_tools.sh
@@ -1,4 +1,4 @@
-#!/bin/bash -eu
+#!/bin/bash
 
 # Copyright 2015 The Bazel Authors. All rights reserved.
 #
@@ -14,6 +14,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+set -eu
+
 # This script is used to create the directory tree embedded into the Bazel
 # binary that is used as the default source for the @bazel_tools repository.
 # It shuffles around files compiled in other rules, then zips them up.
diff --git a/src/package-bazel.sh b/src/package-bazel.sh
index 2206083..9a10f0c 100755
--- a/src/package-bazel.sh
+++ b/src/package-bazel.sh
@@ -1,4 +1,4 @@
-#!/bin/sh -eu
+#!/bin/sh
 #
 # Copyright 2015 The Bazel Authors. All rights reserved.
 #
@@ -14,6 +14,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+set -eu
+
 # This script bootstraps building a Bazel binary without Bazel then
 # use this compiled Bazel to bootstrap Bazel itself. It can also
 # be provided with a previous version of Bazel to bootstrap Bazel