diff --git a/src/audio/wasapi/SDL_wasapi.h b/src/audio/wasapi/SDL_wasapi.h
index 5a62b0d1ce..4994bd7106 100644
--- a/src/audio/wasapi/SDL_wasapi.h
+++ b/src/audio/wasapi/SDL_wasapi.h
@@ -51,8 +51,6 @@ struct SDL_PrivateAudioData
     int framesize;
     int default_device_generation;
     SDL_bool device_lost;
-    void *activation_handler;
-    SDL_atomic_t just_activated;
 };
 
 #ifdef __cplusplus