diff --git a/src/spirv/spirv_module.cpp b/src/spirv/spirv_module.cpp
index d550a947c..78de2826b 100644
--- a/src/spirv/spirv_module.cpp
+++ b/src/spirv/spirv_module.cpp
@@ -3265,6 +3265,11 @@ namespace dxvk {
   }
   
   
+  void SpirvModule::opDemoteToHelperInvocation() {
+    m_code.putIns (spv::OpDemoteToHelperInvocationEXT, 1);
+  }
+  
+  
   void SpirvModule::opEmitVertex(
           uint32_t                streamId) {
     if (streamId == 0) {
diff --git a/src/spirv/spirv_module.h b/src/spirv/spirv_module.h
index 69b907f72..38f9ed37c 100644
--- a/src/spirv/spirv_module.h
+++ b/src/spirv/spirv_module.h
@@ -1130,6 +1130,8 @@ namespace dxvk {
     void opReturn();
     
     void opKill();
+
+    void opDemoteToHelperInvocation();
     
     void opEmitVertex(
             uint32_t                streamId);