diff --git a/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp b/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp
index 7d5a6a08a..f636e263f 100644
--- a/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp
+++ b/Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp
@@ -526,6 +526,8 @@ RenderPassVulkan::RenderPassVulkan(GPUDeviceVulkan* device, const RenderTargetLa
         attachment.samples = (VkSampleCountFlagBits)layout.MSAA;
 #if PLATFORM_ANDROID
         attachment.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD; // TODO: Adreno 640 has glitches when blend is disabled and rt data not loaded 
+#elif PLATFORM_MAC || PLATFORM_IOS
+        attachment.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD; // MoltenVK seams to have glitches 
 #else
         attachment.loadOp = layout.BlendEnable ? VK_ATTACHMENT_LOAD_OP_LOAD : VK_ATTACHMENT_LOAD_OP_DONT_CARE;
 #endif
@@ -1683,7 +1685,11 @@ bool GPUDeviceVulkan::Init()
 
         auto& limits = Limits;
         limits.HasCompute = GetShaderProfile() == ShaderProfile::Vulkan_SM5 && PhysicalDeviceLimits.maxComputeWorkGroupCount[0] >= GPU_MAX_CS_DISPATCH_THREAD_GROUPS && PhysicalDeviceLimits.maxComputeWorkGroupCount[1] >= GPU_MAX_CS_DISPATCH_THREAD_GROUPS;
+#if PLATFORM_MAC || PLATFORM_IOS
+        limits.HasTessellation = false; // MoltenVK has artifacts when using tess
+#else
         limits.HasTessellation = !!PhysicalDeviceFeatures.tessellationShader && PhysicalDeviceLimits.maxBoundDescriptorSets > (uint32_t)DescriptorSet::Domain;
+#endif
 #if PLATFORM_ANDROID || PLATFORM_IOS
         limits.HasGeometryShaders = false; // Don't even try GS on mobile
 #else