diff --git a/code/controllers/configuration/config_entry.dm b/code/controllers/configuration/config_entry.dm
index 8eb6712a5b..3f07eed029 100644
--- a/code/controllers/configuration/config_entry.dm
+++ b/code/controllers/configuration/config_entry.dm
@@ -168,8 +168,9 @@
 	var/key_value = null
 
 	if(key_pos || value_mode == VALUE_MODE_FLAG)
+		key_name = copytext(str_val, 1, key_pos)
 		if(lowercase)
-			key_name = lowertext(copytext(str_val, 1, key_pos))
+			key_name = lowertext(key_name)
 		key_value = copytext(str_val, key_pos + 1)
 		var/new_key
 		var/new_value
diff --git a/code/controllers/configuration/entries/game_options.dm b/code/controllers/configuration/entries/game_options.dm
index a96142ef73..b1d0d6ae6c 100644
--- a/code/controllers/configuration/entries/game_options.dm
+++ b/code/controllers/configuration/entries/game_options.dm
@@ -382,6 +382,6 @@
 
 /datum/config_entry/keyed_list/box_random_engine
 	key_mode = KEY_MODE_TEXT
-	value_mode = VALUE_MODE_TEXT
+	value_mode = VALUE_MODE_FLAG
 	lowercase = FALSE
 	splitter = "-"
\ No newline at end of file
diff --git a/config/game_options.txt b/config/game_options.txt
index 3cf2e518a4..34c8ca48fd 100644
--- a/config/game_options.txt
+++ b/config/game_options.txt
@@ -575,7 +575,7 @@ MONKEYCAP 64
 #Replaces standard extended/secret dichotomy with extended and calm/chaotic votes for dynamic.
 DYNAMIC_VOTING
 
-## Choose which Engine to start the round with
+## Choose which Engine to start the round with, comment to remove an Engine from the rotation
 BOX_RANDOM_ENGINE Engine SM
 BOX_RANDOM_ENGINE Engine Tesla
 BOX_RANDOM_ENGINE Engine Singulo
\ No newline at end of file