diff --git a/components/net/http_loader.rs b/components/net/http_loader.rs
index fc8645ac2e4..a7a3e213717 100644
--- a/components/net/http_loader.rs
+++ b/components/net/http_loader.rs
@@ -824,14 +824,11 @@ fn http_network_or_cache_fetch(request: &mut Request,
     };
 
     // Step 11
-    if !http_request.omit_origin_header {
-        let method = &http_request.method;
-        if cors_flag || (*method != Method::Get && *method != Method::Head) {
-            debug_assert!(http_request.origin != Origin::Client);
-            if let Origin::Origin(ref url_origin) = http_request.origin {
-                if let Some(hyper_origin) = try_immutable_origin_to_hyper_origin(url_origin) {
-                    http_request.headers.set(hyper_origin)
-                }
+    if cors_flag || (http_request.method != Method::Get && http_request.method != Method::Head) {
+        debug_assert!(http_request.origin != Origin::Client);
+        if let Origin::Origin(ref url_origin) = http_request.origin {
+            if let Some(hyper_origin) = try_immutable_origin_to_hyper_origin(url_origin) {
+                http_request.headers.set(hyper_origin)
             }
         }
     }
diff --git a/components/net_traits/request.rs b/components/net_traits/request.rs
index 9e1a00822f4..a882ce424ba 100644
--- a/components/net_traits/request.rs
+++ b/components/net_traits/request.rs
@@ -220,7 +220,6 @@ pub struct Request {
     // TODO: priority object
     /// https://fetch.spec.whatwg.org/#concept-request-origin
     pub origin: Origin,
-    pub omit_origin_header: bool,
     /// https://fetch.spec.whatwg.org/#concept-request-referrer
     pub referrer: Referrer,
     /// https://fetch.spec.whatwg.org/#concept-request-referrer-policy
@@ -273,7 +272,6 @@ impl Request {
             type_: Type::None,
             destination: Destination::None,
             origin: origin.unwrap_or(Origin::Client),
-            omit_origin_header: false,
             referrer: Referrer::Client,
             referrer_policy: None,
             pipeline_id: pipeline_id,
diff --git a/components/script/dom/request.rs b/components/script/dom/request.rs
index acbd5758bed..f33c9eed48d 100644
--- a/components/script/dom/request.rs
+++ b/components/script/dom/request.rs
@@ -161,7 +161,6 @@ impl Request {
         request.window = window;
         // TODO: `entry settings object` is not implemented in Servo yet.
         request.origin = Origin::Client;
-        request.omit_origin_header = temporary_request.omit_origin_header;
         request.referrer = temporary_request.referrer;
         request.referrer_policy = temporary_request.referrer_policy;
         request.mode = temporary_request.mode;
@@ -187,10 +186,8 @@ impl Request {
                     request.mode = NetTraitsRequestMode::SameOrigin;
                 }
                 // Step 13.2
-                request.omit_origin_header = false;
-                // Step 13.3
                 request.referrer = NetTraitsRequestReferrer::Client;
-                // Step 13.4
+                // Step 13.3
                 request.referrer_policy = None;
             }