diff --git a/mlir/test/mlir-reduce/failure-test.sh b/mlir/test/mlir-reduce/failure-test.sh
--- a/mlir/test/mlir-reduce/failure-test.sh
+++ b/mlir/test/mlir-reduce/failure-test.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # Tests for the keyword "failure" in the stderr of the optimization pass
 mlir-opt $1 -test-mlir-reducer > /tmp/stdout.$$ 2>/tmp/stderr.$$
 
diff --git a/mlir/test/mlir-reduce/test.sh b/mlir/test/mlir-reduce/test.sh
--- a/mlir/test/mlir-reduce/test.sh
+++ b/mlir/test/mlir-reduce/test.sh
@@ -1,6 +1,6 @@
-#!/bin/bash
+#!/bin/sh
 
 #Replicate bug
 
 #Interesting behavior
-exit 1
\ No newline at end of file
+exit 1