From 47c54769ce5735ea2b278ce26e3f45d3930b329a Mon Sep 17 00:00:00 2001
From: guybe7 <guy.benoish@redislabs.com>
Date: Thu, 15 Apr 2021 17:36:51 +0200
Subject: [PATCH] Fix error reply in case zset command is not the STORE variant
 (#8793)

---
 src/t_zset.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/t_zset.c b/src/t_zset.c
index 49fdd91fe..fb402816d 100644
--- a/src/t_zset.c
+++ b/src/t_zset.c
@@ -2576,8 +2576,8 @@ void zunionInterDiffGenericCommand(client *c, robj *dstkey, int numkeysIndex, in
         return;
 
     if (setnum < 1) {
-        addReplyError(c,
-            "at least 1 input key is needed for ZUNIONSTORE/ZINTERSTORE/ZDIFFSTORE");
+        addReplyErrorFormat(c,
+            "at least 1 input key is needed for %s", c->cmd->name);
         return;
     }