diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 57814e78a..39fce289a 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -44,6 +44,7 @@ set(lib_SRCS
 		CSpellHandler.cpp
 		CThreadHelper.cpp
 		CTownHandler.cpp
+		GameConstants.cpp
 		HeroBonus.cpp
 		IGameCallback.cpp
 		JsonNode.cpp
diff --git a/lib/GameConstants.cpp b/lib/GameConstants.cpp
index 03320b6d1..ec87bcac6 100644
--- a/lib/GameConstants.cpp
+++ b/lib/GameConstants.cpp
@@ -1,3 +1,13 @@
+/*
+ * GameConstants.cpp, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+
 #include "StdInc.h"
 
 #include "VCMI_Lib.h"
diff --git a/lib/VCMI_lib.cbp b/lib/VCMI_lib.cbp
index ed2487acd..c5290d9f7 100644
--- a/lib/VCMI_lib.cbp
+++ b/lib/VCMI_lib.cbp
@@ -132,6 +132,7 @@
 		<Unit filename="Filesystem/CResourceLoader.cpp" />
 		<Unit filename="Filesystem/CResourceLoader.h" />
 		<Unit filename="Filesystem/ISimpleResourceLoader.h" />
+		<Unit filename="GameConstants.cpp" />
 		<Unit filename="GameConstants.h" />
 		<Unit filename="HeroBonus.cpp" />
 		<Unit filename="HeroBonus.h" />