diff --git a/common/network/websocket.c b/common/network/websocket.c
index 3d3111d..47ac11d 100644
--- a/common/network/websocket.c
+++ b/common/network/websocket.c
@@ -583,7 +583,7 @@ int parse_handshake(ws_ctx_t *ws_ctx, char *handshake) {
     headers->host[end-start] = '\0';
 
     headers->origin[0] = '\0';
-    start = strstr(handshake, "\r\nOrigin: ");
+    start = strcasestr(handshake, "\r\nOrigin: ");
     if (start) {
         start += 10;
     } else {
diff --git a/common/rfb/VNCServerST.cxx b/common/rfb/VNCServerST.cxx
index fd13cf3..a564021 100644
--- a/common/rfb/VNCServerST.cxx
+++ b/common/rfb/VNCServerST.cxx
@@ -273,6 +273,11 @@ void VNCServerST::removeSocket(network::Socket* sock) {
   std::list<VNCSConnectionST*>::iterator ci;
   for (ci = clients.begin(); ci != clients.end(); ci++) {
     if ((*ci)->getSock() == sock) {
+
+      if (clipboardClient == *ci)
+        handleClipboardAnnounce(*ci, false);
+      clipboardRequestors.remove(*ci);
+
       // - Delete the per-Socket resources
       delete *ci;