diff --git a/gdm.spec b/gdm.spec
index f487427..2c39e00 100644
--- a/gdm.spec
+++ b/gdm.spec
@@ -59,7 +59,7 @@ The gdm-devel package contains header files and others for building
 applications that use GDM.
 
 %prep
-%autosetup -n %{name}-%{version} -S git -p1
+%autosetup -n %{name}-%{version} -p1
 autoreconf -if
 
 %build