diff --git a/libsolv.spec b/libsolv.spec
index 9982949..8367a9b 100644
--- a/libsolv.spec
+++ b/libsolv.spec
@@ -163,7 +163,12 @@ Python 3 version.
 %endif
 
 %prep
+# XXX: switch to %{?commit:-n %{name}-%{commit}} in RPM 4.14
+%if %{undefined commit}
+%autosetup -p1
+%else
 %autosetup -p1 %{?commit:-n %{name}-%{commit}}
+%endif
 mkdir build
 
 %build