diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index 7e7f10db276..98675890806 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -445,7 +445,8 @@ int main(int argc, char **argv) {
         OutputFilename = "-";
 
       std::error_code EC;
-      Out.reset(new tool_output_file(OutputFilename, EC, sys::fs::F_None));
+      Out = llvm::make_unique<tool_output_file>(OutputFilename, EC,
+                                                sys::fs::F_None);
       if (EC) {
         errs() << EC.message() << '\n';
         return 1;