diff --git a/MetaTools/buildTableList.py b/MetaTools/buildTableList.py
index 27f7ac0fb..bf2df6919 100755
--- a/MetaTools/buildTableList.py
+++ b/MetaTools/buildTableList.py
@@ -31,6 +31,7 @@ tables.sort()
 
 file = open(os.path.join(tablesDir, "__init__.py"), "w")
 
+file.write("# DON'T EDIT! This file is generated by MetaTools/buildTableList.py.\n")
 file.write("def _moduleFinderHint():\n")
 file.write('\t"""Dummy function to let modulefinder know what tables may be\n')
 file.write('\tdynamically imported. Generated by MetaTools/buildTableList.py.\n')