diff --git a/src/backend/core/registers/Cop0.cpp b/src/backend/core/registers/Cop0.cpp
index fbaa910d..e79b116f 100644
--- a/src/backend/core/registers/Cop0.cpp
+++ b/src/backend/core/registers/Cop0.cpp
@@ -319,7 +319,7 @@ ExceptionCode GetTLBExceptionCode(TLBError error, TLBAccessType accessType) {
       return accessType == LOAD ?
         ExceptionCode::AddressErrorLoad : ExceptionCode::AddressErrorStore;
     default:
-      Util::panic("Getting TLB exception for unknown error code! ({})\n", error);
+      Util::panic("Getting TLB exception for unknown error code! ({})\n", static_cast<u8>(error));
   }
 }
 
diff --git a/src/frontend/imgui/Window.cpp b/src/frontend/imgui/Window.cpp
index 0b03a4a0..73c35cca 100644
--- a/src/frontend/imgui/Window.cpp
+++ b/src/frontend/imgui/Window.cpp
@@ -22,8 +22,8 @@ Window::Window(n64::Core& core) : settings(core) {
 }
 
 static void check_vk_result(VkResult err) {
-  if (err) {
-    Util::panic("[vulkan] Error: VkResult = {}", err);
+  if (err != VK_SUCCESS) {
+    Util::panic("[vulkan] Error: VkResult = {}", static_cast<int>(err));
   }
 }