diff --git a/sane.spec b/sane.spec
index 8b5eaac..eb2f4e9 100644
--- a/sane.spec
+++ b/sane.spec
@@ -8,7 +8,7 @@
 # All sane backends have SONAME libsane.so.1. We do not want
 # sane-backends-iscan to provide libsane.so.1, so filter these out.
 %if %{_use_internal_dependency_generator}
-%define __noautoprovfiles '%{_libdir}/%{name}/'
+%define __noautoprovfiles %{_libdir}/%{name}/
 %else
 %define _exclude_files_from_autoprov  %{_libdir}/%{name}/
 %endif