diff --git a/source/Irrlicht/CMakeLists.txt b/source/Irrlicht/CMakeLists.txt
index 3aa3f5f..0bb71e3 100644
--- a/source/Irrlicht/CMakeLists.txt
+++ b/source/Irrlicht/CMakeLists.txt
@@ -308,7 +308,7 @@ set(link_libs
 	"${ZLIB_LIBRARY}"
 	"${JPEG_LIBRARY}"
 	"${PNG_LIBRARY}"
-	"$<$<BOOL:USE_SDL2>:${SDL2_LIBRARIES}>"
+	"$<$<BOOL:${USE_SDL2}>:${SDL2_LIBRARIES}>"
 
 	${OPENGL_LIBRARIES}
 	${OPENGLES_LIBRARY}