diff --git a/cmd/XDC/main.go b/cmd/XDC/main.go
index 4581e1a192..ee6e47dac7 100644
--- a/cmd/XDC/main.go
+++ b/cmd/XDC/main.go
@@ -89,8 +89,8 @@ var (
 		//utils.LightServFlag,
 		//utils.LightPeersFlag,
 		//utils.LightKDFFlag,
-		//utils.CacheFlag,
-		//utils.CacheDatabaseFlag,
+		utils.CacheFlag,
+		utils.CacheDatabaseFlag,
 		//utils.CacheGCFlag,
 		//utils.TrieCacheGenFlag,
 		utils.FDLimitFlag,
diff --git a/cmd/XDC/usage.go b/cmd/XDC/usage.go
index c88928a534..a49da82bb5 100644
--- a/cmd/XDC/usage.go
+++ b/cmd/XDC/usage.go
@@ -126,8 +126,8 @@ var AppHelpFlagGroups = []flagGroup{
 	{
 		Name: "PERFORMANCE TUNING",
 		Flags: []cli.Flag{
-			// utils.CacheFlag,
-			// utils.CacheDatabaseFlag,
+			utils.CacheFlag,
+			utils.CacheDatabaseFlag,
 			// utils.CacheGCFlag,
 			// utils.TrieCacheGenFlag,
 			utils.FDLimitFlag,