diff --git a/commands.go b/commands.go
index c9b2af29..c94ccdfe 100644
--- a/commands.go
+++ b/commands.go
@@ -451,6 +451,7 @@ type Cmdable interface {
 	FunctionStats(ctx context.Context) *FunctionStatsCmd
 	FCall(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd
 	FCallRo(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd
+	FCallRO(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd
 
 	Publish(ctx context.Context, channel string, message interface{}) *IntCmd
 	SPublish(ctx context.Context, channel string, message interface{}) *IntCmd
@@ -3495,7 +3496,14 @@ func (c cmdable) FCall(ctx context.Context, function string, keys []string, args
 	_ = c(ctx, cmd)
 	return cmd
 }
+
+// FCallRo this function simply calls FCallRO,
+// Deprecated: to maintain convention FCallRO.
 func (c cmdable) FCallRo(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd {
+	return c.FCallRO(ctx, function, keys, args...)
+}
+
+func (c cmdable) FCallRO(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd {
 	cmdArgs := fcallArgs("fcall_ro", function, keys, args...)
 	cmd := NewCmd(ctx, cmdArgs...)
 	if len(keys) > 0 {