diff --git a/python-zodbpickle.spec b/python-zodbpickle.spec
index 5b46313..799961d 100644
--- a/python-zodbpickle.spec
+++ b/python-zodbpickle.spec
@@ -53,7 +53,7 @@ rm -rf src/zodbpickle.egg-info
 %install
 %python_install
 %{python_expand find %{buildroot}%{$python_sitearch} -name *.c -delete
-  %fdupes -s %{buildroot}%{$python_sitearch}
+  %fdupes %{buildroot}%{$python_sitearch}
 }
 
 %check