diff --git a/dev/tests/auto-completion b/dev/tests/auto-completion
index 7e1bfeb8..1167f120 100755
--- a/dev/tests/auto-completion
+++ b/dev/tests/auto-completion
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ ! -f ./src/__main__.py ]; then
     echo $'\e[01;31m-- You need to cd into the repository'\'$'s root directory --\e[00m'
diff --git a/dev/tests/auto-completion-tool b/dev/tests/auto-completion-tool
index 0ceaf8e7..3bb58b67 100755
--- a/dev/tests/auto-completion-tool
+++ b/dev/tests/auto-completion-tool
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ ! -f ./src/__main__.py ]; then
     echo $'\e[01;31m-- You need to cd into the repository'\'$'s root directory --\e[00m'
diff --git a/dev/tests/correct-pony+f b/dev/tests/correct-pony+f
index 947bef94..70fc16ca 100755
--- a/dev/tests/correct-pony+f
+++ b/dev/tests/correct-pony+f
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ ! -f ./src/__main__.py ]; then
     echo $'\e[01;31m-- You need to cd into the repository'\'$'s root directory --\e[00m'
diff --git a/dev/tests/correct-pony-f b/dev/tests/correct-pony-f
index b3a7fce5..1398c03a 100755
--- a/dev/tests/correct-pony-f
+++ b/dev/tests/correct-pony-f
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ ! -f ./src/__main__.py ]; then
     echo $'\e[01;31m-- You need to cd into the repository'\'$'s root directory --\e[00m'
diff --git a/dev/tests/test-everything b/dev/tests/test-everything
index 31720803..cc5fec1b 100755
--- a/dev/tests/test-everything
+++ b/dev/tests/test-everything
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if [ ! -f ./src/__main__.py ]; then
     echo $'\e[01;31m-- You need to cd into the repository'\'$'s root directory --\e[00m'