diff --git a/Cargo.lock b/Cargo.lock
index 3456b65e1900..b7179dbd8d70 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4397,7 +4397,7 @@ dependencies = [
 
 [[package]]
 name = "rustfmt-nightly"
-version = "1.4.14"
+version = "1.4.16"
 dependencies = [
  "annotate-snippets",
  "bytecount",
diff --git a/src/tools/rustfmt b/src/tools/rustfmt
index e417356684a3..939e164c29f9 160000
--- a/src/tools/rustfmt
+++ b/src/tools/rustfmt
@@ -1 +1 @@
-Subproject commit e417356684a36ae9c8c4014e8f0cd86650e40dd2
+Subproject commit 939e164c29f92bdbffdb156fa3d53aabbe9a2e0b