diff --git a/Makefile b/Makefile
index 675a66c9..21ce50ec 100644
--- a/Makefile
+++ b/Makefile
@@ -22,6 +22,7 @@ LD := ld
 
 NM := nm
 PYTHON := python
+SHELL := bash
 
 GRUB_FILE := grub-file
 GRUB_MKIMAGE := grub-mkimage