diff --git a/common/xrdp_constants.h b/common/xrdp_constants.h
index 035ba663..8de85cf0 100644
--- a/common/xrdp_constants.h
+++ b/common/xrdp_constants.h
@@ -323,16 +323,22 @@
 #define CF_GDIOBJLAST                  1023
 
 /* Sound format constants */
-#define WAVE_FORMAT_PCM	               1
+#define WAVE_FORMAT_PCM                1
 #define WAVE_FORMAT_ADPCM              2
 #define WAVE_FORMAT_ALAW               6
 #define WAVE_FORMAT_MULAW              7
 
 /* Virtual channel options */
-#define CHANNEL_OPTION_INITIALIZED     0x80000000
-#define CHANNEL_OPTION_ENCRYPT_RDP     0x40000000
-#define CHANNEL_OPTION_COMPRESS_RDP    0x00800000
-#define CHANNEL_OPTION_SHOW_PROTOCOL   0x00200000
+#define XR_CHANNEL_OPTION_SHOW_PROTOCOL 0x00200000
+#define XR_CHANNEL_OPTION_COMPRESS      0x00400000
+#define XR_CHANNEL_OPTION_COMPRESS_RDP  0x00800000
+#define XR_CHANNEL_OPTION_PRI_LOW       0x02000000
+#define XR_CHANNEL_OPTION_PRI_MED       0x04000000
+#define XR_CHANNEL_OPTION_PRI_HIGH      0x08000000
+#define XR_CHANNEL_OPTION_ENCRYPT_CS    0x10000000
+#define XR_CHANNEL_OPTION_ENCRYPT_SC    0x20000000
+#define XR_CHANNEL_OPTION_ENCRYPT_RDP   0x40000000
+#define XR_CHANNEL_OPTION_INITIALIZED   0x80000000
 
 /* NT status codes for RDPDR */
 #define STATUS_SUCCESS                 0x00000000
@@ -417,6 +423,7 @@
 #define RDP_ORDER_RAW_BMPCACHE2 4
 #define RDP_ORDER_BMPCACHE2     5
 #define RDP_ORDER_BRUSHCACHE    7
+#define RDP_ORDER_BMPCACHE3     8
 
 /* drawable types */
 #define WND_TYPE_BITMAP  0
diff --git a/libxrdp/xrdp_channel.c b/libxrdp/xrdp_channel.c
index 092cefa4..2b3d23a5 100644
--- a/libxrdp/xrdp_channel.c
+++ b/libxrdp/xrdp_channel.c
@@ -95,19 +95,19 @@ xrdp_channel_send(struct xrdp_channel* self, struct stream* s, int channel_id,
   channel = xrdp_channel_get_item(self, channel_id);
   if (channel == NULL)
   {
-    g_writeln("xrdp_channel_send - no such channel");  
+    g_writeln("xrdp_channel_send - no such channel");
     return 1;
   }
   s_pop_layer(s, channel_hdr);
   out_uint32_le(s, total_data_len);
-  if (channel->flags & CHANNEL_OPTION_SHOW_PROTOCOL)
+  if (channel->flags & XR_CHANNEL_OPTION_SHOW_PROTOCOL)
   {
     flags |= CHANNEL_FLAG_SHOW_PROTOCOL;
   }
   out_uint32_le(s, flags);
   if (xrdp_sec_send(self->sec_layer, s, channel->chanid) != 0)
   {
-    g_writeln("xrdp_channel_send - failure sending data");  
+    g_writeln("xrdp_channel_send - failure sending data");
     return 1;
   }
   return 0;