diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index deb8f787ee..9de8fa0c9d 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -1167,14 +1167,14 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx)
         break;
     case bmdFormat8BitARGB:
         st->codecpar->codec_id    = AV_CODEC_ID_RAWVIDEO;
-        st->codecpar->codec_tag   = avcodec_pix_fmt_to_codec_tag((enum AVPixelFormat)st->codecpar->format);
         st->codecpar->format      = AV_PIX_FMT_0RGB;
+        st->codecpar->codec_tag   = avcodec_pix_fmt_to_codec_tag((enum AVPixelFormat)st->codecpar->format);
         st->codecpar->bit_rate    = av_rescale(ctx->bmd_width * ctx->bmd_height * 32, st->time_base.den, st->time_base.num);
         break;
     case bmdFormat8BitBGRA:
         st->codecpar->codec_id    = AV_CODEC_ID_RAWVIDEO;
-        st->codecpar->codec_tag   = avcodec_pix_fmt_to_codec_tag((enum AVPixelFormat)st->codecpar->format);
         st->codecpar->format      = AV_PIX_FMT_BGR0;
+        st->codecpar->codec_tag   = avcodec_pix_fmt_to_codec_tag((enum AVPixelFormat)st->codecpar->format);
         st->codecpar->bit_rate    = av_rescale(ctx->bmd_width * ctx->bmd_height * 32, st->time_base.den, st->time_base.num);
         break;
     case bmdFormat10BitRGB: