diff --git a/source/gameengine/GamePlayer/common/CMakeLists.txt b/source/gameengine/GamePlayer/common/CMakeLists.txt
index ef3066e319b..4f2531cec2a 100644
--- a/source/gameengine/GamePlayer/common/CMakeLists.txt
+++ b/source/gameengine/GamePlayer/common/CMakeLists.txt
@@ -57,7 +57,6 @@ set(INC_SYS
 	${PYTHON_INCLUDE_DIRS}
 	${PNG_INCLUDE_DIR}
 	${ZLIB_INCLUDE_DIRS}
-	${BOOST_INCLUDE_DIR}
 )
 
 set(SRC
diff --git a/source/gameengine/GamePlayer/ghost/CMakeLists.txt b/source/gameengine/GamePlayer/ghost/CMakeLists.txt
index 4e17f21ae8c..6a5d97e8ede 100644
--- a/source/gameengine/GamePlayer/ghost/CMakeLists.txt
+++ b/source/gameengine/GamePlayer/ghost/CMakeLists.txt
@@ -56,6 +56,7 @@ set(INC_SYS
 	../../../../intern/moto/include
 	${GLEW_INCLUDE_PATH}
 	${PYTHON_INCLUDE_DIRS}
+	${BOOST_INCLUDE_DIR}
 )
 
 set(SRC