diff --git a/components/script/dom/audiocontext.rs b/components/script/dom/audiocontext.rs
index c8128274f85d..52695f8ae548 100644
--- a/components/script/dom/audiocontext.rs
+++ b/components/script/dom/audiocontext.rs
@@ -110,7 +110,7 @@ impl AudioContextMethods for AudioContext {
     #[allow(unsafe_code)]
     fn Suspend(&self) -> Rc<Promise> {
         // Step 1.
-        let promise = unsafe {Promise::new_in_current_compartment(&self.global()) };
+        let promise = unsafe { Promise::new_in_current_compartment(&self.global()) };
 
         // Step 2.
         if self.context.control_thread_state() == ProcessingState::Closed {
diff --git a/components/script/dom/vrdisplay.rs b/components/script/dom/vrdisplay.rs
index ec8af380ab9a..723e7d3935de 100644
--- a/components/script/dom/vrdisplay.rs
+++ b/components/script/dom/vrdisplay.rs
@@ -343,7 +343,7 @@ impl VRDisplayMethods for VRDisplay {
     // https://w3c.github.io/webvr/#dom-vrdisplay-requestpresent
     #[allow(unsafe_code)]
     fn RequestPresent(&self, layers: Vec<VRLayer>) -> Rc<Promise> {
-        let promise = unsafe {Promise::new_in_current_compartment(&self.global()) };
+        let promise = unsafe { Promise::new_in_current_compartment(&self.global()) };
         // TODO: WebVR spec: this method must be called in response to a user gesture
 
         // WebVR spec: If canPresent is false the promise MUST be rejected