diff --git a/fuse-chunkfs.spec b/fuse-chunkfs.spec
index d6c9423..47f2f97 100644
--- a/fuse-chunkfs.spec
+++ b/fuse-chunkfs.spec
@@ -25,7 +25,7 @@ that has the same contents as the file or device you created the tree from
 by mounting it as a ChunkFS.
 
 %prep
-%setup -q -n %{realname}-%{version}
+%setup -q -n chunkfs-%{version}
 
 %build
 %{__make} %{?_smp_mflags}