diff --git a/cc/cmake_snapshot.go b/cc/cmake_snapshot.go
index 61fa46d..790a865 100644
--- a/cc/cmake_snapshot.go
+++ b/cc/cmake_snapshot.go
@@ -533,6 +533,8 @@
 		return "test"
 	case *benchmarkDecorator:
 		return "test"
+	case *objectLinker:
+		return "object"
 	}
 	panic(fmt.Sprintf("Unexpected module type: %T", m.linker))
 }