diff --git a/bigbluebutton-config/bin/bbb-conf b/bigbluebutton-config/bin/bbb-conf
index 69085958879047717350d33cf5ec7fc3dfcbf206..b1478c00243e93b892f480dd4132779d8125226e 100755
--- a/bigbluebutton-config/bin/bbb-conf
+++ b/bigbluebutton-config/bin/bbb-conf
@@ -377,7 +377,7 @@ enable_webrtc(){
         if [[ $PROTOCOL == "https" ]]; then
                 PORT=7443
         fi
-        sed -i "s/proxy_pass .*/proxy_pass $PROTOCOL\/\/$IP:$PORT;/g" /etc/bigbluebutton/nginx/sip.nginx
+        sed -i "s/proxy_pass .*/proxy_pass $PROTOCOL:\/\/$IP:$PORT;/g" /etc/bigbluebutton/nginx/sip.nginx
 
 	echo 
 	echo "WebRTC audio enabled.  To apply settings to your server, do"