diff --git a/components/script/dom/activation.rs b/components/script/dom/activation.rs
index 3f6b9890e4b..d0623740a63 100644
--- a/components/script/dom/activation.rs
+++ b/components/script/dom/activation.rs
@@ -64,7 +64,7 @@ pub enum ActivationSource {
 pub fn synthetic_click_activation(element: &Element,
                                   ctrl_key: bool,
                                   shift_key: bool,
-                                  altKey: bool,
+                                  alt_key: bool,
                                   metaKey: bool,
                                   source: ActivationSource) {
     // Step 1
@@ -95,7 +95,7 @@ pub fn synthetic_click_activation(element: &Element,
                                 0,
                                 ctrl_key,
                                 shift_key,
-                                altKey,
+                                alt_key,
                                 metaKey,
                                 0,
                                 None);
diff --git a/components/script/dom/htmlanchorelement.rs b/components/script/dom/htmlanchorelement.rs
index 9321764fece..e019d8ce285 100644
--- a/components/script/dom/htmlanchorelement.rs
+++ b/components/script/dom/htmlanchorelement.rs
@@ -540,7 +540,7 @@ impl Activatable for HTMLAnchorElement {
     }
 
     //TODO:https://html.spec.whatwg.org/multipage/#the-a-element
-    fn implicit_submission(&self, _ctrl_key: bool, _shift_key: bool, _altKey: bool, _metaKey: bool) {
+    fn implicit_submission(&self, _ctrl_key: bool, _shift_key: bool, _alt_key: bool, _metaKey: bool) {
     }
 }
 
diff --git a/components/script/dom/htmlbuttonelement.rs b/components/script/dom/htmlbuttonelement.rs
index 4bf1b9a16b5..e1e2a0ccd41 100644
--- a/components/script/dom/htmlbuttonelement.rs
+++ b/components/script/dom/htmlbuttonelement.rs
@@ -283,7 +283,7 @@ impl Activatable for HTMLButtonElement {
 
     // https://html.spec.whatwg.org/multipage/#implicit-submission
     #[allow(unsafe_code)]
-    fn implicit_submission(&self, ctrl_key: bool, shift_key: bool, altKey: bool, metaKey: bool) {
+    fn implicit_submission(&self, ctrl_key: bool, shift_key: bool, alt_key: bool, metaKey: bool) {
         let doc = document_from_node(self);
         let node = doc.upcast::<Node>();
         let owner = self.form_owner();
@@ -296,7 +296,7 @@ impl Activatable for HTMLButtonElement {
             .map(|s| synthetic_click_activation(s.r().as_element(),
                                                 ctrl_key,
                                                 shift_key,
-                                                altKey,
+                                                alt_key,
                                                 metaKey,
                                                 ActivationSource::NotFromClick));
     }
diff --git a/components/script/dom/htmlinputelement.rs b/components/script/dom/htmlinputelement.rs
index a9f99ec20e1..8495481d108 100644
--- a/components/script/dom/htmlinputelement.rs
+++ b/components/script/dom/htmlinputelement.rs
@@ -1275,7 +1275,7 @@ impl Activatable for HTMLInputElement {
 
     // https://html.spec.whatwg.org/multipage/#implicit-submission
     #[allow(unsafe_code)]
-    fn implicit_submission(&self, ctrl_key: bool, shift_key: bool, altKey: bool, metaKey: bool) {
+    fn implicit_submission(&self, ctrl_key: bool, shift_key: bool, alt_key: bool, metaKey: bool) {
         let doc = document_from_node(self);
         let node = doc.upcast::<Node>();
         let owner = self.form_owner();
@@ -1297,7 +1297,7 @@ impl Activatable for HTMLInputElement {
                     synthetic_click_activation(button.as_element(),
                                                ctrl_key,
                                                shift_key,
-                                               altKey,
+                                               alt_key,
                                                metaKey,
                                                ActivationSource::NotFromClick)
                 }
diff --git a/components/script/dom/htmllabelelement.rs b/components/script/dom/htmllabelelement.rs
index b1a4e1dfe5b..894a5bd1c24 100644
--- a/components/script/dom/htmllabelelement.rs
+++ b/components/script/dom/htmllabelelement.rs
@@ -76,7 +76,7 @@ impl Activatable for HTMLLabelElement {
     }
 
     // https://html.spec.whatwg.org/multipage/#implicit-submission
-    fn implicit_submission(&self, _ctrl_key: bool, _shift_key: bool, _altKey: bool, _metaKey: bool) {
+    fn implicit_submission(&self, _ctrl_key: bool, _shift_key: bool, _alt_key: bool, _metaKey: bool) {
         //FIXME: Investigate and implement implicit submission for label elements
         // Issue filed at https://github.com/servo/servo/issues/8263
     }
diff --git a/components/script/dom/touchevent.rs b/components/script/dom/touchevent.rs
index 0a1aac87ecf..24fae301ac2 100644
--- a/components/script/dom/touchevent.rs
+++ b/components/script/dom/touchevent.rs
@@ -63,7 +63,7 @@ impl TouchEvent {
                changed_touches: &TouchList,
                target_touches: &TouchList,
                ctrl_key: bool,
-               altKey: bool,
+               alt_key: bool,
                shift_key: bool,
                metaKey: bool) -> Root<TouchEvent> {
         let ev = TouchEvent::new_uninitialized(window, touches, changed_touches, target_touches);
@@ -72,7 +72,7 @@ impl TouchEvent {
                                            bool::from(cancelable),
                                            view, detail);
         ev.ctrl_key.set(ctrl_key);
-        ev.alt_key.set(altKey);
+        ev.alt_key.set(alt_key);
         ev.shift_key.set(shift_key);
         ev.meta_key.set(metaKey);
         ev