diff --git a/ExternalRevisions/SPIRV-Cross_repo_revision b/ExternalRevisions/SPIRV-Cross_repo_revision
index 11efbbb3..4cff295d 100644
--- a/ExternalRevisions/SPIRV-Cross_repo_revision
+++ b/ExternalRevisions/SPIRV-Cross_repo_revision
@@ -1 +1 @@
-57639196694a8b5c572c9358f5d9cb443dd341e5
+c77b09b57c27837dc2d41aa371ed3d236ce9ce47
diff --git a/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm b/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm
index 035ccdc0..44f7e3d9 100644
--- a/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm
+++ b/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm
@@ -1149,6 +1149,7 @@ bool MVKGraphicsPipeline::addFragmentShaderToPipeline(MTLRenderPipelineDescripto
 		shaderConfig.options.entryPointName = _pFragmentSS->pName;
 		shaderConfig.options.mslOptions.capture_output_to_buffer = false;
 		shaderConfig.options.mslOptions.fixed_subgroup_size = mvkIsAnyFlagEnabled(_pFragmentSS->flags, VK_PIPELINE_SHADER_STAGE_CREATE_ALLOW_VARYING_SUBGROUP_SIZE_BIT_EXT) ? 0 : _device->_pMetalFeatures->maxSubgroupSize;
+		shaderConfig.options.mslOptions.check_discarded_frag_stores = true;
 		if (_isRasterizing && pCreateInfo->pMultisampleState) {		// Must ignore allowed bad pMultisampleState pointer if rasterization disabled
 			if (pCreateInfo->pMultisampleState->pSampleMask && pCreateInfo->pMultisampleState->pSampleMask[0] != 0xffffffff) {
 				shaderConfig.options.mslOptions.additional_fixed_sample_mask = pCreateInfo->pMultisampleState->pSampleMask[0];
@@ -2240,13 +2241,15 @@ namespace SPIRV_CROSS_NAMESPACE {
 				opt.force_native_arrays,
 				opt.enable_clip_distance_user_varying,
 				opt.multi_patch_workgroup,
+				opt.raw_buffer_tese_input,
 				opt.vertex_for_tessellation,
 				opt.arrayed_subpass_input,
 				opt.ios_use_simdgroup_functions,
 				opt.emulate_subgroups,
 				opt.vertex_index_type,
 				opt.force_sample_rate_shading,
-				opt.raw_buffer_tese_input);
+				opt.manual_helper_invocation_updates,
+				opt.check_discarded_frag_stores);
 	}
 
 	template<class Archive>