1 files changed, 10 insertions, 0 deletions
diff --git a/source/compiler-core/slang-artifact-desc-util.cpp b/source/compiler-core/slang-artifact-desc-util.cpp
index da97ce3f5..fb1c2dbd2 100644
--- a/source/compiler-core/slang-artifact-desc-util.cpp
+++ b/source/compiler-core/slang-artifact-desc-util.cpp
@@ -732,6 +732,16 @@ SlangResult ArtifactDescUtil::appendDefaultExtension(const ArtifactDesc& desc, S
             out << "json";
             return SLANG_OK;
         }
+        case ArtifactKind::CompileBinary:
+        {
+            if (isDerivedFrom(desc.payload, ArtifactPayload::SlangIR) ||
+                isDerivedFrom(desc.payload, ArtifactPayload::SlangAST))
+            {
+                out << "slang-module";
+                return SLANG_OK;
+            }
+            break;
+        }
         default: break;
     }