diff --git a/libvdpau.spec b/libvdpau.spec
index fc50662..d059f41 100644
--- a/libvdpau.spec
+++ b/libvdpau.spec
@@ -57,7 +57,7 @@ The %{name}-devel package contains libraries and header files for developing
 applications that use %{name}.
 
 %prep
-%autosetup -p1
+%autosetup -p1 -n libvdpau-libvdpau-1.4-c3d1a9dbafdfe6144ff474d0d523dc01b068750f
 
 
 %build