From a6b7f51d96b8d77efce306c9359dfb2d3fe7c156 Mon Sep 17 00:00:00 2001
From: DDDHuang <44492639+DDDHuang@users.noreply.github.com>
Date: Mon, 14 Mar 2022 17:57:56 +0800
Subject: [PATCH] fix: dashboard monitor bad key spell

---
 apps/emqx_dashboard/src/emqx_dashboard_monitor.erl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/emqx_dashboard/src/emqx_dashboard_monitor.erl b/apps/emqx_dashboard/src/emqx_dashboard_monitor.erl
index d7a3008ea..e024ce29e 100644
--- a/apps/emqx_dashboard/src/emqx_dashboard_monitor.erl
+++ b/apps/emqx_dashboard/src/emqx_dashboard_monitor.erl
@@ -344,7 +344,7 @@ internal_format(#emqx_monit{time = Time, data = Data}) ->
 count_map(M1, M2) ->
     Fun =
         fun(Key, Map) ->
-            Map#{key => maps:get(Key, M1) + maps:get(Key, M2)}
+            Map#{Key => maps:get(Key, M1) + maps:get(Key, M2)}
         end,
     lists:foldl(Fun, #{}, ?SAMPLER_LIST).