diff --git a/command.go b/command.go
index 0079b596..89e2cd83 100644
--- a/command.go
+++ b/command.go
@@ -20,7 +20,7 @@ type Cmder interface {
 	String() string
 	stringArg(int) string
 	firstKeyPos() int8
-	setFirstKeyPos(int8)
+	SetFirstKeyPos(int8)
 
 	readTimeout() *time.Duration
 	readReply(rd *proto.Reader) error
@@ -159,7 +159,7 @@ func (cmd *baseCmd) firstKeyPos() int8 {
 	return cmd.keyPos
 }
 
-func (cmd *baseCmd) setFirstKeyPos(keyPos int8) {
+func (cmd *baseCmd) SetFirstKeyPos(keyPos int8) {
 	cmd.keyPos = keyPos
 }
 
diff --git a/commands.go b/commands.go
index b5023399..822a3419 100644
--- a/commands.go
+++ b/commands.go
@@ -1833,7 +1833,7 @@ func (c cmdable) XRead(ctx context.Context, a *XReadArgs) *XStreamSliceCmd {
 	if a.Block >= 0 {
 		cmd.setReadTimeout(a.Block)
 	}
-	cmd.setFirstKeyPos(keyPos)
+	cmd.SetFirstKeyPos(keyPos)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -1917,7 +1917,7 @@ func (c cmdable) XReadGroup(ctx context.Context, a *XReadGroupArgs) *XStreamSlic
 	if a.Block >= 0 {
 		cmd.setReadTimeout(a.Block)
 	}
-	cmd.setFirstKeyPos(keyPos)
+	cmd.SetFirstKeyPos(keyPos)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2393,7 +2393,7 @@ func (c cmdable) ZInterStore(ctx context.Context, destination string, store *ZSt
 	args = append(args, "zinterstore", destination, len(store.Keys))
 	args = store.appendArgs(args)
 	cmd := NewIntCmd(ctx, args...)
-	cmd.setFirstKeyPos(3)
+	cmd.SetFirstKeyPos(3)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2403,7 +2403,7 @@ func (c cmdable) ZInter(ctx context.Context, store *ZStore) *StringSliceCmd {
 	args = append(args, "zinter", len(store.Keys))
 	args = store.appendArgs(args)
 	cmd := NewStringSliceCmd(ctx, args...)
-	cmd.setFirstKeyPos(2)
+	cmd.SetFirstKeyPos(2)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2414,7 +2414,7 @@ func (c cmdable) ZInterWithScores(ctx context.Context, store *ZStore) *ZSliceCmd
 	args = store.appendArgs(args)
 	args = append(args, "withscores")
 	cmd := NewZSliceCmd(ctx, args...)
-	cmd.setFirstKeyPos(2)
+	cmd.SetFirstKeyPos(2)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2741,7 +2741,7 @@ func (c cmdable) ZUnion(ctx context.Context, store ZStore) *StringSliceCmd {
 	args = append(args, "zunion", len(store.Keys))
 	args = store.appendArgs(args)
 	cmd := NewStringSliceCmd(ctx, args...)
-	cmd.setFirstKeyPos(2)
+	cmd.SetFirstKeyPos(2)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2752,7 +2752,7 @@ func (c cmdable) ZUnionWithScores(ctx context.Context, store ZStore) *ZSliceCmd
 	args = store.appendArgs(args)
 	args = append(args, "withscores")
 	cmd := NewZSliceCmd(ctx, args...)
-	cmd.setFirstKeyPos(2)
+	cmd.SetFirstKeyPos(2)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2762,7 +2762,7 @@ func (c cmdable) ZUnionStore(ctx context.Context, dest string, store *ZStore) *I
 	args = append(args, "zunionstore", dest, len(store.Keys))
 	args = store.appendArgs(args)
 	cmd := NewIntCmd(ctx, args...)
-	cmd.setFirstKeyPos(3)
+	cmd.SetFirstKeyPos(3)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2792,7 +2792,7 @@ func (c cmdable) ZDiff(ctx context.Context, keys ...string) *StringSliceCmd {
 	}
 
 	cmd := NewStringSliceCmd(ctx, args...)
-	cmd.setFirstKeyPos(2)
+	cmd.SetFirstKeyPos(2)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -2808,7 +2808,7 @@ func (c cmdable) ZDiffWithScores(ctx context.Context, keys ...string) *ZSliceCmd
 	args[len(keys)+2] = "withscores"
 
 	cmd := NewZSliceCmd(ctx, args...)
-	cmd.setFirstKeyPos(2)
+	cmd.SetFirstKeyPos(2)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -3084,7 +3084,7 @@ func (c cmdable) MemoryUsage(ctx context.Context, key string, samples ...int) *I
 		args = append(args, "SAMPLES", samples[0])
 	}
 	cmd := NewIntCmd(ctx, args...)
-	cmd.setFirstKeyPos(2)
+	cmd.SetFirstKeyPos(2)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -3101,7 +3101,7 @@ func (c cmdable) Eval(ctx context.Context, script string, keys []string, args ..
 	}
 	cmdArgs = appendArgs(cmdArgs, args)
 	cmd := NewCmd(ctx, cmdArgs...)
-	cmd.setFirstKeyPos(3)
+	cmd.SetFirstKeyPos(3)
 	_ = c(ctx, cmd)
 	return cmd
 }
@@ -3116,7 +3116,7 @@ func (c cmdable) EvalSha(ctx context.Context, sha1 string, keys []string, args .
 	}
 	cmdArgs = appendArgs(cmdArgs, args)
 	cmd := NewCmd(ctx, cmdArgs...)
-	cmd.setFirstKeyPos(3)
+	cmd.SetFirstKeyPos(3)
 	_ = c(ctx, cmd)
 	return cmd
 }