diff --git a/src/dxso/dxso_compiler.cpp b/src/dxso/dxso_compiler.cpp
index dc062e58..4b8e5752 100644
--- a/src/dxso/dxso_compiler.cpp
+++ b/src/dxso/dxso_compiler.cpp
@@ -120,6 +120,7 @@ namespace dxvk {
     case DxsoOpcode::Pow:
     case DxsoOpcode::Crs:
     case DxsoOpcode::Abs:
+    case DxsoOpcode::Sgn:
     case DxsoOpcode::Nrm:
     case DxsoOpcode::SinCos:
     case DxsoOpcode::Lit:
@@ -1930,6 +1931,10 @@ namespace dxvk {
         result.id = m_module.opFAbs(typeId,
           emitRegisterLoad(src[0], mask).id);
         break;
+      case DxsoOpcode::Sgn:
+        result.id = m_module.opFSign(typeId,
+          emitRegisterLoad(src[0], mask).id);
+        break;
       case DxsoOpcode::Nrm: {
         // Nrm is 3D...
         DxsoRegMask srcMask(true, true, true, false);