diff --git a/source/Irrlicht/Irrlicht-gcc.cbp b/source/Irrlicht/Irrlicht-gcc.cbp
index b5d1496d..25dfb820 100644
--- a/source/Irrlicht/Irrlicht-gcc.cbp
+++ b/source/Irrlicht/Irrlicht-gcc.cbp
@@ -825,6 +825,11 @@
 		<Unit filename="COgreMeshFileLoader.h" />
 		<Unit filename="COpenGLCacheHandler.cpp" />
 		<Unit filename="COpenGLCacheHandler.h" />
+		<Unit filename="COpenGLCommon.h" />
+		<Unit filename="COpenGLCoreCacheHandler.h" />
+		<Unit filename="COpenGLCoreFeature.h" />
+		<Unit filename="COpenGLCoreRenderTarget.h" />
+		<Unit filename="COpenGLCoreTexture.h" />
 		<Unit filename="COpenGLDriver.cpp" />
 		<Unit filename="COpenGLDriver.h" />
 		<Unit filename="COpenGLExtensionHandler.cpp" />