diff --git a/lib/libZRCola/build/Makefile b/lib/libZRCola/build/Makefile
index 2518572..816818b 100644
--- a/lib/libZRCola/build/Makefile
+++ b/lib/libZRCola/build/Makefile
@@ -1,4 +1,4 @@
-CPPFLAGS := -I../../stdex/include
+CPPFLAGS := $(CPPFLAGS) -I../../stdex/include
 SRCS := \
 	../src/character.cpp \
 	../src/common.cpp \
diff --git a/lib/libZRCola/include/zrcola/idrec.h b/lib/libZRCola/include/zrcola/idrec.h
index 8a65cb8..296b030 100644
--- a/lib/libZRCola/include/zrcola/idrec.h
+++ b/lib/libZRCola/include/zrcola/idrec.h
@@ -1,6 +1,6 @@
 /*
     SPDX-License-Identifier: GPL-3.0-or-later
-    Copyright © 2015-2022 Amebis
+    Copyright © 2022 Amebis
 */
 
 #pragma once