diff --git a/multimedia/gstreamer1-plugins-good/files/patch-gst_flv_gstflvmux.h b/multimedia/gstreamer1-plugins-good/files/patch-gst_flv_gstflvmux.h
new file mode 100644
index 000000000000..b6258519f192
--- /dev/null
+++ b/multimedia/gstreamer1-plugins-good/files/patch-gst_flv_gstflvmux.h
@@ -0,0 +1,10 @@
+--- gst/flv/gstflvmux.h.orig	2018-11-19 01:46:19 UTC
++++ gst/flv/gstflvmux.h
+@@ -37,7 +37,6 @@ G_BEGIN_DECLS
+ #define GST_IS_FLV_MUX_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FLV_MUX_PAD))
+ 
+ typedef struct _GstFlvMuxPad GstFlvMuxPad;
+-typedef struct _GstFlvMuxPadClass GstFlvMuxPadClass;
+ 
+ #define GST_TYPE_FLV_MUX \
+   (gst_flv_mux_get_type ())