diff --git a/lang/python/examples/howto/post_installer.py b/lang/python/examples/howto/post_installer.py
index b9fd36f2..b493f979 100755
--- a/lang/python/examples/howto/post_installer.py
+++ b/lang/python/examples/howto/post_installer.py
@@ -136,6 +136,10 @@ for ipath in info_paths:
     else:
         pass
 
+# Remove the old generated .texi files from the org source directory.
+for texifile in doctexi2:
+    os.remove(texifile)
+
 print("""
 You may now build your preferred documentation format using either: