diff --git a/CHANGES b/CHANGES
index 96f92b22b..61f17ff50 100644
--- a/CHANGES
+++ b/CHANGES
@@ -39,6 +39,7 @@ Bugfixes:
  - GB: Fix flickering when screen is strobed quickly
  - FFmpeg: Fix overflow and general issues with audio encoding
  - Core: Don't save state if core fails to serialize
+ - Qt: Fix crash when changing audio settings after a game is closed
 Misc:
  - SDL: Remove scancode key input
  - GBA Video: Clean up unused timers
@@ -87,6 +88,7 @@ Misc:
  - Qt: Re-enable QtMultimedia on Windows
  - FFmpeg: Return false if a file fails to open
  - FFmpeg: Force MP4 files to YUV420P
+ - Qt: Make "Mute" able to be bound to a key
 
 0.5.2: (2016-12-31)
 Bugfixes:
diff --git a/res/patrons.txt b/res/patrons.txt
index e10e13221..0cf2e6e28 100644
--- a/res/patrons.txt
+++ b/res/patrons.txt
@@ -1,7 +1,9 @@
-Trey Boyer
-Christopher Cole
+Jaime J. Denizard
+Fog
+Reilly Grant
 Philip Horton
 Jordan Jorgensen
-Joshua Minor
 Rohit Nirmal
+Rhys Powell
+rootfather
 Yuri Kunde Schlesner
diff --git a/src/platform/qt/GameController.cpp b/src/platform/qt/GameController.cpp
index da5425cb8..b549c51c5 100644
--- a/src/platform/qt/GameController.cpp
+++ b/src/platform/qt/GameController.cpp
@@ -654,6 +654,7 @@ void GameController::cleanGame() {
 	delete[] m_frontBuffer;
 
 	m_threadContext.core->deinit(m_threadContext.core);
+	m_threadContext.core = nullptr;
 	m_gameOpen = false;
 }
 
@@ -1236,7 +1237,7 @@ void GameController::updateKeys() {
 }
 
 void GameController::redoSamples(int samples) {
-	if (m_threadContext.core) {
+	if (m_gameOpen && m_threadContext.core) {
 		m_threadContext.core->setAudioBufferSize(m_threadContext.core, samples);
 	}
 	m_audioProcessor->inputParametersChanged();
diff --git a/src/platform/qt/Window.cpp b/src/platform/qt/Window.cpp
index d009ebee6..503a30f2b 100644
--- a/src/platform/qt/Window.cpp
+++ b/src/platform/qt/Window.cpp
@@ -1338,11 +1338,12 @@ void Window::setupMenu(QMenuBar* menubar) {
 	avMenu->addSeparator();
 
 	ConfigOption* mute = m_config->addOption("mute");
-	mute->addBoolean(tr("Mute"), avMenu);
+	QAction* muteAction = mute->addBoolean(tr("Mute"), avMenu);
 	mute->connect([this](const QVariant& value) {
 		reloadConfig();
 	}, this);
 	m_config->updateOption("mute");
+	addControlledAction(avMenu, muteAction, "mute");
 
 	QMenu* target = avMenu->addMenu(tr("FPS target"));
 	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
diff --git a/src/platform/sdl/CMakeLists.txt b/src/platform/sdl/CMakeLists.txt
index f4b4c37b9..9a653fcc3 100644
--- a/src/platform/sdl/CMakeLists.txt
+++ b/src/platform/sdl/CMakeLists.txt
@@ -6,7 +6,6 @@ if (SDL_VERSION EQUAL "2")
 	if (SDL2_FOUND)
 		set(SDL_INCLUDE_DIR ${SDL2_INCLUDE_DIRS})
 		set(SDL_LIBRARY ${SDL2_LIBRARIES})
-		set(SDLMAIN_LIBRARY "")
 		link_directories(${SDL2_LIBDIR})
 		set(SDL_VERSION_DEBIAN "2-2.0-0")
 	endif()
diff --git a/src/platform/sdl/main.c b/src/platform/sdl/main.c
index e729f4e65..134da7539 100644
--- a/src/platform/sdl/main.c
+++ b/src/platform/sdl/main.c
@@ -27,7 +27,6 @@
 
 #include <errno.h>
 #include <signal.h>
-#include <sys/time.h>
 
 #define PORT "sdl"
 
@@ -37,7 +36,7 @@ static void mSDLDeinit(struct mSDLRenderer* renderer);
 static int mSDLRun(struct mSDLRenderer* renderer, struct mArguments* args);
 
 int main(int argc, char** argv) {
-	struct mSDLRenderer renderer = {};
+	struct mSDLRenderer renderer = {0};
 
 	struct mCoreOptions opts = {
 		.useBios = true,