diff --git a/dev-python/pyspnego/metadata.xml b/dev-python/pyspnego/metadata.xml
index bd2c30b425b59..4f6197ee1acf4 100644
--- a/dev-python/pyspnego/metadata.xml
+++ b/dev-python/pyspnego/metadata.xml
@@ -5,6 +5,8 @@
 		<email>python@gentoo.org</email>
 		<name>Python</name>
 	</maintainer>
+	<!-- the C extension is built only on Windows -->
+	<stabilize-allarches/>
 	<upstream>
 		<remote-id type="pypi">pyspnego</remote-id>
 		<remote-id type="github">jborean93/pyspnego</remote-id>