diff --git a/ultragrid/src/video_capture/hdstation.c b/ultragrid/src/video_capture/hdstation.c
index 2aa2dedf4..ed3fa03a0 100644
--- a/ultragrid/src/video_capture/hdstation.c
+++ b/ultragrid/src/video_capture/hdstation.c
@@ -245,7 +245,10 @@ void *vidcap_hdstation_init(char *fmt)
 
         s->frame.width = s->mode->width;
         s->frame.height = s->mode->height;
-        s->frame.aux = s->mode->interlaced;
+        if(s->mode->interlaced)
+                s->frame.aux = AUX_INTERLACED;
+        else
+                s->frame.aux = AUX_PROGRESSIVE;
 
 	aligned_x = s->frame.width;
 	if (h_align) {
diff --git a/ultragrid/src/video_display/hdstation.c b/ultragrid/src/video_display/hdstation.c
index d6c5ff4d2..8c546634a 100644
--- a/ultragrid/src/video_display/hdstation.c
+++ b/ultragrid/src/video_display/hdstation.c
@@ -230,7 +230,10 @@ reconfigure_screen(void *state, unsigned int width, unsigned int height,
         s->frame.dst_bpp = get_bpp(color_spec);
         s->frame.fps = fps;
         s->frame.aux = aux;
-        s->interlaced = aux;
+        if(aux & AUX_INTERLACED)
+                s->interlaced = 1;
+        else
+                s->interlaced = 0;
 
         s->hd_video_mode = SV_MODE_COLOR_YUV422 | SV_MODE_ACTIVE_STREAMER;