Small improvements to README.contributors
diff --git a/README.contributors b/README.contributors
index 5e45331..b23f964 100644
--- a/README.contributors
+++ b/README.contributors
@@ -7,15 +7,15 @@
 and later). If you do not agree to this license, please explain the problem / bug
 and how you would solve it in words instead of code.
 
-By default all patches attached to the bugzilla or sent to the mailing list will
-be assumed to agree with the licensing expressed here.
+By default all patches attached to the gitlab instance or sent to the mailing list
+will be assumed to agree with the licensing expressed here.
 
 Channels of contact
 -------------------
 Poppler has three main channels of contact:
  * The poppler mailing list http://lists.freedesktop.org/mailman/listinfo/poppler
- * The poppler bug tracker (bugzilla) http://bugs.freedesktop.org
- * The #poppler channel at the freenode network
+ * The poppler gitlab instance https://gitlab.freedesktop.org/poppler/poppler/
+ * The #poppler channel at the IRC freenode network
 Do not hesitate to drop by talk to people there.
 
 And keep hacking on poppler!