diff --git a/tools/refresh-tags.sh b/tools/refresh-tags.sh
index d3157fa179..e8040dac81 100755
--- a/tools/refresh-tags.sh
+++ b/tools/refresh-tags.sh
@@ -2,13 +2,13 @@
 
 rm -f TAGS
 
-find . -name *.h -print | while read I
+find . -name *.h -print | grep -v build-ext |while read I
 do
   etags --append "$I"
 done
 
 
-find . -name *.cpp -print | grep -v 'moc_' | while read I
+find . -name *.cpp -print | grep -v 'moc_' | grep -v build-ext | while read I
 do
   etags --append "$I"
 done