diff --git a/doc.zih.tu-dresden.de/util/check-links.sh b/doc.zih.tu-dresden.de/util/check-links.sh
index 1867667ecc456221c8ccf4cc1903dfee20d04668..a1b28c271d654f117f344490fd3875e70f77b15e 100755
--- a/doc.zih.tu-dresden.de/util/check-links.sh
+++ b/doc.zih.tu-dresden.de/util/check-links.sh
@@ -63,7 +63,7 @@ echo "Check files:"
 echo "$files"
 echo ""
 for f in $files; do
-  if checkSingleFile "$f"; then
+  if ! checkSingleFile "$f"; then
     any_fails=true
   fi
 done