diff --git a/opus.spec b/opus.spec
index b7b65cf..50ddddb 100644
--- a/opus.spec
+++ b/opus.spec
@@ -28,7 +28,7 @@ Requires: opus = %{version}-%{release}
 Files for development with opus.
 
 %prep
-%setup -q -n %{name}-%{version}-alpha
+%setup -q -n %{name}-%{version}-beta
 cp %{SOURCE1} .
 cp %{SOURCE2} .