diff --git a/README.md b/README.md
index 6ebca1e..7198444 100644
--- a/README.md
+++ b/README.md
@@ -129,7 +129,7 @@ The `gotree` executable should be located in the current folder (or the `$GOPATH
 
 To test the executable:
 ```
-bash test.sh
+./test.sh
 ```
 
 ## Auto completion
diff --git a/test.sh b/test.sh
index 807d21c..0a89462 100755
--- a/test.sh
+++ b/test.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 ########## Test Suite for Gotree command line tools ##############
 
 set -e