diff --git a/g3doc/user_guide/compatibility.md b/g3doc/user_guide/compatibility.md
index a10f5c940..c8a3f7721 100644
--- a/g3doc/user_guide/compatibility.md
+++ b/g3doc/user_guide/compatibility.md
@@ -33,6 +33,7 @@ The following applications/images have been tested:
 *   python
 *   redis
 *   registry
+*   rust
 *   tomcat
 *   wordpress