diff --git a/hack/generate-install-script.sh b/hack/generate-install-script.sh
old mode 100644
new mode 100755
index 8d5938407..59ebff2f4
--- a/hack/generate-install-script.sh
+++ b/hack/generate-install-script.sh
@@ -1,4 +1,5 @@
-#!/usr/bin/bash
+#!/bin/bash
+
 set -e
 
 dst=$1
@@ -18,8 +19,9 @@ write_block() {
 touch $dst
 
 cat <<EOF >$dst
-#!/usr/bin/bash
-set -e 
+#!/bin/bash
+
+set -e
 
 mkdir -p templates sql plugins init
 
diff --git a/hack/interactive.sh b/hack/interactive.sh
index f2f66cf66..dea6d9746 100755
--- a/hack/interactive.sh
+++ b/hack/interactive.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 
 while DEV=true ./../utask
 do