diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 887f1347..b78b2a06 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -22,5 +22,9 @@ several labels. Here is what they mean:
 - **priority**: Tickets that the core team deemed critical and PRs that the core
   team should look at before others.
 - **question**: Tickets that are actually support cases.
+- **quick and easy**: Tickets that should be fairly simple to implement, even
+  for developers not yet involved in the project.
+- **security**: Tickets that describe a security concern or PRs that must be
+  reviewed with extra care regarding security.
 - **wontfix**: Tickets that, after discussion and explanation, will not be fixed
   or implemented.