diff --git a/mappings/net/minecraft/world/GameRules.mapping b/mappings/net/minecraft/world/GameRules.mapping
index 59498e775f..692d7da032 100644
--- a/mappings/net/minecraft/world/GameRules.mapping
+++ b/mappings/net/minecraft/world/GameRules.mapping
@@ -151,8 +151,10 @@ CLASS net/minecraft/class_1928 net/minecraft/world/GameRules
 			ARG 0 initialValue
 		METHOD method_20769 parseInt (Ljava/lang/String;)I
 			ARG 0 input
-		METHOD method_27332 validate (Ljava/lang/String;)Z
-			COMMENT Validates that an input is valid for this rule.
+		METHOD method_27332 validateAndSet (Ljava/lang/String;)Z
+			COMMENT Validates that an input is valid for this rule, and sets the rule's value if successful.
+			COMMENT
+			COMMENT @return whether the input is valid
 			ARG 1 input
 		METHOD method_35236 set (ILnet/minecraft/server/MinecraftServer;)V
 			ARG 1 value