diff --git a/python-service-identity.spec b/python-service-identity.spec
index 4bec278..b68b117 100644
--- a/python-service-identity.spec
+++ b/python-service-identity.spec
@@ -51,7 +51,7 @@ relevant RFCs too.
 Python 3 version.
 
 %prep
-%autosetup -n service_identity-%{version}
+%autosetup -n service-identity-%{version}
 
 %build
 %py2_build