diff --git a/PROTOCOL.md b/PROTOCOL.md
index d80e36c0..ec3e0c54 100644
--- a/PROTOCOL.md
+++ b/PROTOCOL.md
@@ -236,6 +236,20 @@ __Request fields__ :
 __Response__ : OK if source exists, with these additional fields :
 - **"name"** (string) : name of the requested source
 - **"volume"** (double) : volume of the requested source, on a linear scale (0.0 to 1.0)
+- **"mute"** (bool) : mute status of the requested source
+
+### "SetMute"
+Mutes or unmutes a specific source.
+
+__Request fields__ :
+- **"source"** (string) : the name of the source
+- **"mute"** (bool) : the desired mute status
+
+### "ToggleMute"
+Inverts the mute status of a specific source.
+
+__Request fields__ :
+- **"source"** (string) : the name of the source
 
 ### Authentication
 A call to `GetAuthRequired` gives the client two elements :
diff --git a/WSRequestHandler.cpp b/WSRequestHandler.cpp
index ba535a9d..7808fff4 100644
--- a/WSRequestHandler.cpp
+++ b/WSRequestHandler.cpp
@@ -49,7 +49,8 @@ WSRequestHandler::WSRequestHandler(QWebSocket *client) :
 
 	messageMap["SetVolume"] = WSRequestHandler::HandleSetVolume;
 	messageMap["GetVolume"] = WSRequestHandler::HandleGetVolume;
-	messageMap["ToggleMute"] = WSRequestHandler::ErrNotImplemented;
+	messageMap["ToggleMute"] = WSRequestHandler::ToggleMute;
+       messageMap["SetMute"] = WSRequestHandler::SetMute;
 	messageMap["GetVolumes"] = WSRequestHandler::ErrNotImplemented;
 	
 	authNotRequired.insert("GetVersion");
@@ -382,6 +383,7 @@ void WSRequestHandler::HandleGetVolume(WSRequestHandler *owner) {
 	obs_data_t* response = obs_data_create();
 	obs_data_set_string(response, "name", item_name);
 	obs_data_set_double(response, "volume", obs_source_get_volume(item));
+       obs_data_set_bool(response, "muted", obs_source_muted(item));
 
 	owner->SendOKResponse(response);
 
@@ -389,6 +391,43 @@ void WSRequestHandler::HandleGetVolume(WSRequestHandler *owner) {
 	obs_source_release(item);
 }
 
+void WSRequestHandler::ToggleMute(WSRequestHandler *owner) {
+       const char *item_name = obs_data_get_string(owner->_requestData, "source");
+       if (item_name == NULL) {
+               owner->SendErrorResponse("invalid request parameters");
+               return;
+       }
+
+       obs_source_t* item = obs_get_source_by_name(item_name);
+       if (!item) {
+               owner->SendErrorResponse("invalid request parameters");
+       }
+
+       obs_source_set_muted(item, obs_source_muted(item));
+       owner->SendOKResponse();
+
+       obs_source_release(item);
+}
+
+void WSRequestHandler::SetMute(WSRequestHandler *owner) {
+       const char *item_name = obs_data_get_string(owner->_requestData, "source");
+       bool mute = obs_data_get_bool(owner->_requestData, "mute");
+       if (item_name == NULL) {
+               owner->SendErrorResponse("invalid request parameters");
+               return;
+       }
+
+       obs_source_t* item = obs_get_source_by_name(item_name);
+       if (!item) {
+               owner->SendErrorResponse("specified source doesn't exist");
+       }
+
+       obs_source_set_muted(item, mute);
+       owner->SendOKResponse();
+
+       obs_source_release(item);
+}
+
 void WSRequestHandler::ErrNotImplemented(WSRequestHandler *owner) {
 	owner->SendErrorResponse("not implemented");
 }
diff --git a/WSRequestHandler.h b/WSRequestHandler.h
index 720cadcd..aa7557a9 100644
--- a/WSRequestHandler.h
+++ b/WSRequestHandler.h
@@ -74,6 +74,8 @@ class WSRequestHandler : public QObject
 
 		static void HandleSetVolume(WSRequestHandler *owner);
 		static void HandleGetVolume(WSRequestHandler *owner);
+               static void ToggleMute(WSRequestHandler *owner);
+               static void SetMute(WSRequestHandler *owner);
 };
 
 #endif // WSPROTOCOL_H