diff --git a/src/platform/sdl/CMakeLists.txt b/src/platform/sdl/CMakeLists.txt
index 38e328d73..d62c74694 100644
--- a/src/platform/sdl/CMakeLists.txt
+++ b/src/platform/sdl/CMakeLists.txt
@@ -40,6 +40,7 @@ endif()
 
 if (NOT SDL2_FOUND AND NOT SDL_FOUND)
 	set(SDL_FOUND OFF PARENT_SCOPE)
+	set(BUILD_SDL OFF PARENT_SCOPE)
 	return()
 endif()