diff --git a/src/Magnum/Platform/CMakeLists.txt b/src/Magnum/Platform/CMakeLists.txt
index f1b404f..19babf4 100644
--- a/src/Magnum/Platform/CMakeLists.txt
+++ b/src/Magnum/Platform/CMakeLists.txt
@@ -292,7 +292,7 @@ endif()
 
 # SDL2 application
 if(WITH_SDL2APPLICATION)
-    find_package(SDL2)
+    find_package(SDL2 CONFIG REQUIRED)
     if(NOT SDL2_FOUND)
         message(FATAL_ERROR "SDL2 library, required by Sdl2Application, was not found. Set WITH_SDL2APPLICATION to OFF to skip building it.")
     endif()