diff --git a/script/gen_requirements_all.py b/script/gen_requirements_all.py
index 2b7fe8226b2..243490499c3 100755
--- a/script/gen_requirements_all.py
+++ b/script/gen_requirements_all.py
@@ -135,7 +135,7 @@ def gather_recursive_requirements(domain, seen=None):
 
 def comment_requirement(req):
     """Comment out requirement. Some don't install on all systems."""
-    return any(ign in req for ign in COMMENT_REQUIREMENTS)
+    return any(ign.lower() in req.lower() for ign in COMMENT_REQUIREMENTS)
 
 
 def gather_modules():