diff --git a/commands.go b/commands.go
index c21d0a918..fbf0b0537 100644
--- a/commands.go
+++ b/commands.go
@@ -217,6 +217,7 @@ type Cmdable interface {
 	SortedSetCmdable
 	ClusterCmdable
 	ScriptingFunctionsCmdable
+	StringCmdable
 	PubSubCmdable
 	gearsCmdable
 	probabilisticCmdable