diff --git a/src/redis.c b/src/redis.c
index 0d1686a02a66..c8562c85d885 100644
--- a/src/redis.c
+++ b/src/redis.c
@@ -3079,10 +3079,15 @@ void redisOutOfMemoryHandler(size_t allocation_size) {
 
 void redisSetProcTitle(char *title) {
 #ifdef USE_SETPROCTITLE
-    setproctitle("%s %s:%d",
+    char *server_mode = "";
+    if (server.cluster_enabled) server_mode = " [cluster]";
+    else if (server.sentinel_mode) server_mode = " [sentinel]";
+
+    setproctitle("%s %s:%d%s",
         title,
         server.bindaddr_count ? server.bindaddr[0] : "*",
-        server.port);
+        server.port,
+        server_mode);
 #else
     REDIS_NOTUSED(title);
 #endif