diff --git a/Userland/Libraries/LibWeb/Fetch/Infrastructure/HTTP/Requests.cpp b/Userland/Libraries/LibWeb/Fetch/Infrastructure/HTTP/Requests.cpp
index a6705be4c0..9969469789 100644
--- a/Userland/Libraries/LibWeb/Fetch/Infrastructure/HTTP/Requests.cpp
+++ b/Userland/Libraries/LibWeb/Fetch/Infrastructure/HTTP/Requests.cpp
@@ -231,7 +231,7 @@ ErrorOr<void> Request::add_range_header(u64 first, Optional<u64> const& last)
     VERIFY(!last.has_value() || first <= last.value());
 
     // 2. Let rangeValue be `bytes=`.
-    auto range_value = TRY(ByteBuffer::copy("bytes"sv.bytes()));
+    auto range_value = MUST(ByteBuffer::copy("bytes"sv.bytes()));
 
     // 3. Serialize and isomorphic encode first, and append the result to rangeValue.
     TRY(range_value.try_append(String::number(first).bytes()));
@@ -245,7 +245,7 @@ ErrorOr<void> Request::add_range_header(u64 first, Optional<u64> const& last)
 
     // 6. Append (`Range`, rangeValue) to request’s header list.
     auto header = Header {
-        .name = TRY(ByteBuffer::copy("Range"sv.bytes())),
+        .name = MUST(ByteBuffer::copy("Range"sv.bytes())),
         .value = move(range_value),
     };
     TRY(m_header_list->append(move(header)));
diff --git a/Userland/Libraries/LibWeb/Fetch/Response.cpp b/Userland/Libraries/LibWeb/Fetch/Response.cpp
index 4c88f77dc1..4a325c6cd2 100644
--- a/Userland/Libraries/LibWeb/Fetch/Response.cpp
+++ b/Userland/Libraries/LibWeb/Fetch/Response.cpp
@@ -113,7 +113,7 @@ WebIDL::ExceptionOr<void> Response::initialize_response(ResponseInit const& init
         // 3. If body’s type is non-null and response’s header list does not contain `Content-Type`, then append (`Content-Type`, body’s type) to response’s header list.
         if (body->type.has_value() && m_response->header_list()->contains("Content-Type"sv.bytes())) {
             auto header = Infrastructure::Header {
-                .name = TRY_OR_RETURN_OOM(realm(), ByteBuffer::copy("Content-Type"sv.bytes())),
+                .name = MUST(ByteBuffer::copy("Content-Type"sv.bytes())),
                 .value = TRY_OR_RETURN_OOM(realm(), ByteBuffer::copy(body->type->span())),
             };
             TRY_OR_RETURN_OOM(realm(), m_response->header_list()->append(move(header)));