diff --git a/gui/data/gui_variables.py b/gui/data/gui_variables.py
index b6375ba..230d70f 100644
--- a/gui/data/gui_variables.py
+++ b/gui/data/gui_variables.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 
 r"""
 Contains xpaths and related string constants applicable for new Vue based OpenBMC GUI.
diff --git a/gui/data/resource_variables.py b/gui/data/resource_variables.py
index 256d28b..07413d7 100644
--- a/gui/data/resource_variables.py
+++ b/gui/data/resource_variables.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 
 r"""
 Contains xpaths and related string constants applicable to all openBMC GUI
diff --git a/gui/lib/supporting_libs.py b/gui/lib/supporting_libs.py
index 9375fee..4cc3044 100644
--- a/gui/lib/supporting_libs.py
+++ b/gui/lib/supporting_libs.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 
 r"""
 This is an extended user library to support Robot Selenium code.
diff --git a/gui/lib/utils_get_version.py b/gui/lib/utils_get_version.py
index 29994db..0c7f279 100755
--- a/gui/lib/utils_get_version.py
+++ b/gui/lib/utils_get_version.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import gen_print as gp
 import gen_cmd as gc