diff --git a/test/CodeGen/MIR/machine-function.mir b/test/CodeGen/MIR/machine-function.mir
index a3c1d1d7392..e8c57369968 100644
--- a/test/CodeGen/MIR/machine-function.mir
+++ b/test/CodeGen/MIR/machine-function.mir
@@ -1,5 +1,6 @@
 # RUN: llc -start-after branch-folder -stop-after branch-folder -o /dev/null %s | FileCheck %s
 # This test ensures that the MIR parser parses machine functions correctly.
+# REQUIRES: shell
 
 --- |