diff --git a/sugar-read.spec b/sugar-read.spec
index 0c874e7..4fed717 100644
--- a/sugar-read.spec
+++ b/sugar-read.spec
@@ -27,7 +27,7 @@ extremely low power consumption and simple navigation controls.
 Read can read PDF files, single-page TIFF files, and also read DJVU files.
 
 %prep
-%setup -q -n Read.activity
+%setup -q -n Read-%{version}
 
 %build
 python ./setup.py build