1 files changed, 2 insertions, 1 deletions

diff --git a/src/shader_recompiler/backend/glasm/emit_glasm.cpp b/src/shader_recompiler/backend/glasm/emit_glasm.cpp
index 66e4aea04..f39b02f77 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm.cpp
@@ -286,7 +286,8 @@ void SetupOptions(const IR::Program& program, const Profile& profile,
     if (info.uses_sparse_residency) {
         header += "OPTION EXT_sparse_texture2;";
     }
-    if ((info.stores_viewport_index || info.stores_layer) && stage != Stage::Geometry) {
+    if (((info.stores_viewport_index || info.stores_layer) && stage != Stage::Geometry) ||
+        info.stores_viewport_mask) {
         if (profile.support_viewport_index_layer_non_geometry) {
             header += "OPTION NV_viewport_array2;";
         }