diff --git a/Makefile b/Makefile
index 2862b30..ea1b316 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,4 @@
+SHELL := /bin/bash
 EXTRA_CFLAGS += $(USER_EXTRA_CFLAGS)
 EXTRA_CFLAGS += -O1