diff --git a/src/core/libraries/kernel/thread_management.cpp b/src/core/libraries/kernel/thread_management.cpp
index aa53d7570..73c4485b8 100644
--- a/src/core/libraries/kernel/thread_management.cpp
+++ b/src/core/libraries/kernel/thread_management.cpp
@@ -1121,6 +1121,12 @@ int PS4_SYSV_ABI scePthreadJoin(ScePthread thread, void** res) {
 }
 
 int PS4_SYSV_ABI posix_pthread_join(ScePthread thread, void** res) {
+    if (!thread) {
+        return 22;
+    }
+    if (res == 0x0000000000000000) {
+        return ORBIS_KERNEL_ERROR_EINVAL;
+    }
     int result = pthread_join(thread->pth, res);
     LOG_INFO(Kernel_Pthread, "posix_pthread_join result = {}", result);
     thread->is_detached = false;
diff --git a/src/video_core/renderer_vulkan/liverpool_to_vk.h b/src/video_core/renderer_vulkan/liverpool_to_vk.h
index 5fb04e5f5..72bf78822 100644
--- a/src/video_core/renderer_vulkan/liverpool_to_vk.h
+++ b/src/video_core/renderer_vulkan/liverpool_to_vk.h
@@ -75,6 +75,8 @@ static inline vk::Format PromoteFormatToDepth(vk::Format fmt) {
         return vk::Format::eD32Sfloat;
     } else if (fmt == vk::Format::eR16Unorm) {
         return vk::Format::eD16Unorm;
+    } else if (fmt == vk::Format::eR8G8B8A8Unorm) {
+        return vk::Format::eD24UnormS8Uint;
     }
     UNREACHABLE();
 }