diff --git a/pkgs/flatpak/gstreamer-1.0/gst-plugins-good-matroska-fix-attachments-detection.patch b/pkgs/flatpak/gstreamer-1.0/gst-plugins-good-matroska-fix-attachments-detection.patch
index 9d7b46e5..f8d7fb11 100644
--- a/pkgs/flatpak/gstreamer-1.0/gst-plugins-good-matroska-fix-attachments-detection.patch
+++ b/pkgs/flatpak/gstreamer-1.0/gst-plugins-good-matroska-fix-attachments-detection.patch
@@ -21,7 +21,7 @@ index 4d0234743..ce906e5a3 100644
  #define GST_FLOW_OVERFLOW   GST_FLOW_CUSTOM_ERROR
 -
 -#define MAX_BLOCK_SIZE (15 * 1024 * 1024)
-+#define MAX_BLOCK_SIZE (30 * 1024 * 1024)
++#define MAX_BLOCK_SIZE (60 * 1024 * 1024)
  
  static inline GstFlowReturn
  gst_matroska_demux_check_read_size (GstMatroskaDemux * demux, guint64 bytes)