diff --git a/libtalloc.spec b/libtalloc.spec
index 58731a9..9c1377a 100644
--- a/libtalloc.spec
+++ b/libtalloc.spec
@@ -58,10 +58,10 @@ Development libraries for python3-talloc
 %endif
 
 %prep
-zcat %{SOURCE0} | gpgv2 --quiet --keyring %{SOURCE2} %{SOURCE1} -
 %autosetup -n talloc-%{version} -p1
 
 %build
+zcat %{SOURCE0} | gpgv2 --quiet --keyring %{SOURCE2} %{SOURCE1} -
 # workaround for https://bugzilla.redhat.com/show_bug.cgi?id=1217376
 export python_LDFLAGS=""