diff --git a/Makefile b/Makefile
index 6f290a3..85ea01e 100644
--- a/Makefile
+++ b/Makefile
@@ -12,6 +12,7 @@
 # the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.
 #
+SHELL := /bin/bash
 
 NAME = main