diff --git a/.buildkite/autogenerate_pipeline.py b/.buildkite/autogenerate_pipeline.py
index ee28b24..87a4fd5 100755
--- a/.buildkite/autogenerate_pipeline.py
+++ b/.buildkite/autogenerate_pipeline.py
@@ -328,7 +328,7 @@ def build(self, input, platform_allowlist):
 
             for platform in platforms:
                 # Filter test enabled in platform_allowlist
-                if platform not in platform_allowlist:
+                if platform is not None and platform not in platform_allowlist:
                     # Skip disabled platform
                     continue