diff --git a/mappings/net/minecraft/client/MinecraftClient.mapping b/mappings/net/minecraft/client/MinecraftClient.mapping
index b125b4ca16..709f372c7d 100644
--- a/mappings/net/minecraft/client/MinecraftClient.mapping
+++ b/mappings/net/minecraft/client/MinecraftClient.mapping
@@ -266,6 +266,8 @@ CLASS net/minecraft/class_310 net/minecraft/client/MinecraftClient
 		ARG 1 entity
 	METHOD method_27466 initFont (Z)V
 		ARG 1 forcesUnicode
+	METHOD method_29041 openChatScreen (Ljava/lang/String;)V
+		ARG 1 text
 	METHOD method_29042 shouldBlockMessages (Ljava/util/UUID;)Z
 		COMMENT Checks if the client should block messages from the {@code sender}.
 		COMMENT