diff --git a/rel/files/emqttd.config.development b/rel/files/emqttd.config.development
index fed80e9c4..9b8eedb2d 100644
--- a/rel/files/emqttd.config.development
+++ b/rel/files/emqttd.config.development
@@ -249,13 +249,13 @@
         %% Long GC
         {long_gc, 100},
 
+        %% Long Schedule(ms)
+        {long_schedule, 50},
+
         %% 8M words. 32MB on 32-bit VM, 64MB on 64-bit VM.
         %% 8 * 1024 * 1024
         {large_heap, 8388608},
 
-        %% Long Schedule(ms)
-        {long_schedule, 50},
-
         %% Busy Port
         {busy_port, true},
 
diff --git a/rel/files/emqttd.config.production b/rel/files/emqttd.config.production
index 4d92dfb0f..639630672 100644
--- a/rel/files/emqttd.config.production
+++ b/rel/files/emqttd.config.production
@@ -242,13 +242,13 @@
         %% https://github.com/erlang/otp/blob/feb45017da36be78d4c5784d758ede619fa7bfd3/erts/emulator/beam/erl_gc.c#L421
         {long_gc, false},
 
+        %% Long Schedule(ms)
+        {long_schedule, 50},
+
         %% 8M words. 32MB on 32-bit VM, 64MB on 64-bit VM.
         %% 8 * 1024 * 1024
         {large_heap, 8388608},
 
-        %% Long Schedule(ms)
-        {long_schedule, 50},
-
         %% Busy Port
         {busy_port, true},