diff --git a/src/cluster.c b/src/cluster.c
index ddea84be..d9d90419 100644
--- a/src/cluster.c
+++ b/src/cluster.c
@@ -3791,7 +3791,7 @@ void restoreCommand(redisClient *c) {
 
     /* Make sure this key does not already exist here... */
     if (!replace && lookupKeyWrite(c->db,c->argv[1]) != NULL) {
-        addReplyError(c,"Target key name is busy.");
+        addReply(c,shared.busykeyerr);
         return;
     }
 
diff --git a/src/redis.c b/src/redis.c
index 38737ea0..5afb24dd 100644
--- a/src/redis.c
+++ b/src/redis.c
@@ -1316,6 +1316,8 @@ void createSharedObjects(void) {
         "-EXECABORT Transaction discarded because of previous errors.\r\n"));
     shared.noreplicaserr = createObject(REDIS_STRING,sdsnew(
         "-NOREPLICAS Not enough good slaves to write.\r\n"));
+    shared.busykeyerr = createObject(REDIS_STRING,sdsnew(
+        "-BUSYKEY Target key name already exists.\r\n"));
     shared.space = createObject(REDIS_STRING,sdsnew(" "));
     shared.colon = createObject(REDIS_STRING,sdsnew(":"));
     shared.plus = createObject(REDIS_STRING,sdsnew("+"));
diff --git a/src/redis.h b/src/redis.h
index b234185b..9c5507bb 100644
--- a/src/redis.h
+++ b/src/redis.h
@@ -548,7 +548,7 @@ struct sharedObjectsStruct {
     *emptymultibulk, *wrongtypeerr, *nokeyerr, *syntaxerr, *sameobjecterr,
     *outofrangeerr, *noscripterr, *loadingerr, *slowscripterr, *bgsaveerr,
     *masterdownerr, *roslaveerr, *execaborterr, *noautherr, *noreplicaserr,
-    *oomerr, *plus, *messagebulk, *pmessagebulk, *subscribebulk,
+    *busykeyerr, *oomerr, *plus, *messagebulk, *pmessagebulk, *subscribebulk,
     *unsubscribebulk, *psubscribebulk, *punsubscribebulk, *del, *rpop, *lpop,
     *lpush, *emptyscan, *minstring, *maxstring,
     *select[REDIS_SHARED_SELECT_CMDS],