diff --git a/PyYAML.spec b/PyYAML.spec
index 52ad890..05ba05f 100644
--- a/PyYAML.spec
+++ b/PyYAML.spec
@@ -5,7 +5,7 @@ Summary:        YAML parser and emitter for Python
 
 License:        MIT
 URL:            https://github.com/yaml/pyyaml
-Source0:        https://github.com/yaml/pyyaml/archive/%{version}.tar.gz
+Source:         https://github.com/yaml/pyyaml/archive/%{version}.tar.gz
 
 # Fix build with Cython 3
 # Proposed upstream but refused (upstream does not want Cython 3)