diff --git a/libavutil/hwcontext_vaapi.c b/libavutil/hwcontext_vaapi.c
index 4b81bd1..4e7f49f 100644
--- a/libavutil/hwcontext_vaapi.c
+++ b/libavutil/hwcontext_vaapi.c
@@ -1032,7 +1032,7 @@ static int vaapi_map_from_drm(AVHWFramesContext *src_fc, AVFrame *dst,
     uint32_t va_fourcc;
     int err, i, j, k;
 
-    unsigned long buffer_handle;
+    uintptr_t buffer_handle;
     VASurfaceAttribExternalBuffers buffer_desc;
     VASurfaceAttrib attrs[2] = {
         {