diff --git a/Waf.gitignore b/Waf.gitignore
index 68cacdb9731163a03c1ba5a61dd8f231d9e2874d..48e8d8f7be4d6a0274474e36010e54eccacd5b40 100644
--- a/Waf.gitignore
+++ b/Waf.gitignore
@@ -1,3 +1,4 @@
 # for projects that use Waf for building: http://code.google.com/p/waf/
 .waf-*
+.waf3-*
 .lock-*