diff --git a/scene/resources/default_theme/make_header.py b/scene/resources/default_theme/make_header.py
index bd5a723b23a..cf0ccf1c3ab 100755
--- a/scene/resources/default_theme/make_header.py
+++ b/scene/resources/default_theme/make_header.py
@@ -1,9 +1,14 @@
 #!/usr/bin/env python
 
 import glob
+import os
 
 enc = "utf-8"
 
+# Change to the directory where the script is located,
+# so that the script can be run from any location
+os.chdir(os.path.dirname(os.path.realpath(__file__)))
+
 # Generate include files
 
 f = open("theme_data.h", "wb")