diff --git a/CHANGELOG.md b/CHANGELOG.md
index eb354d1ef..73a788784 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ## UNRELEASED
 
 - feat: add kubernetes secrets provider and API to read secrets [#885](https://github.com/hypermodeinc/modus/pull/885)
+- feat: "start" and "stop" are now mutation prefixes [#889](https://github.com/hypermodeinc/modus/pull/889)
 
 ## 2025-06-10 - Runtime 0.18.0-alpha.6
 
diff --git a/runtime/graphql/schemagen/conventions.go b/runtime/graphql/schemagen/conventions.go
index 3a352d20d..c2445f1ca 100644
--- a/runtime/graphql/schemagen/conventions.go
+++ b/runtime/graphql/schemagen/conventions.go
@@ -20,6 +20,7 @@ var mutationPrefixes = []string{
 	"post", "patch", "put", "delete",
 	"add", "update", "insert", "upsert",
 	"create", "edit", "save", "remove", "alter", "modify",
+	"start", "stop",
 }
 
 func isMutation(fnName string) bool {