diff --git a/subprojects/gst-plugins-bad/sys/directshow/dshowvideosink.cpp b/subprojects/gst-plugins-bad/sys/directshow/dshowvideosink.cpp
index 356a9274f2..e16cf24223 100644
--- a/subprojects/gst-plugins-bad/sys/directshow/dshowvideosink.cpp
+++ b/subprojects/gst-plugins-bad/sys/directshow/dshowvideosink.cpp
@@ -676,7 +676,7 @@ gst_dshowvideosink_window_thread (GstDshowVideoSink * sink)
 
   /* signal application we created a window */
   gst_video_overlay_got_window_handle (GST_VIDEO_OVERLAY (sink),
-      (gulong)video_window);
+      (guintptr)video_window);
 
   /* Set the renderer's clipping window */
   if (!sink->renderersupport->SetRendererWindow (video_window)) {
diff --git a/subprojects/gst-plugins-bad/sys/directshow/gstdshowaudiodec.h b/subprojects/gst-plugins-bad/sys/directshow/gstdshowaudiodec.h
index b4736f918b..f4bfe712ea 100644
--- a/subprojects/gst-plugins-bad/sys/directshow/gstdshowaudiodec.h
+++ b/subprojects/gst-plugins-bad/sys/directshow/gstdshowaudiodec.h
@@ -56,7 +56,7 @@ G_BEGIN_DECLS
 typedef struct {
   gchar *element_name;      /* The gst element factory name */
   gchar *element_longname;  /* Description string for element */
-  gint32 format;            /* WAVEFORMATEX format */
+  unsigned long format;     /* WAVEFORMATEX format */
   gchar *sinkcaps;          /* GStreamer caps of input format */
   PreferredFilter *preferred_filters; /* NULL-terminated list of preferred filters */
 } AudioCodecEntry;