diff --git a/sagemath.spec b/sagemath.spec
index 504c45d..2215f58 100644
--- a/sagemath.spec
+++ b/sagemath.spec
@@ -1088,10 +1088,10 @@ pushd src/doc
     # should not be required and encodes buildroot
     rm -fr $SAGE_DOC/output/doctrees
 
-    # FIXME missing
+    # FIXME missing; but at least some are not.  Maybe this can be removed?
     for css in $(find $SAGE_DOC/output/html -name classic.css); do
 	pushd $(dirname $css)
-	    ln -s classic.css default.css
+	    ln -sf classic.css default.css
 	popd
     done
 popd