diff --git a/tpm2-0-tss.spec b/tpm2-0-tss.spec
index 47548ca..2ab5a14 100644
--- a/tpm2-0-tss.spec
+++ b/tpm2-0-tss.spec
@@ -82,7 +82,7 @@ TPM Command Transmission Interface library for communicating with a
 TPM over a socket.
 
 %prep
-%setup -q
+%setup -q -n tpm2-tss-%{version}
 %patch1 -p1
 
 %build