diff --git a/Ladybird/CookieJar.cpp b/Ladybird/CookieJar.cpp
index d8be5e30e6..fb97ad2e81 100644
--- a/Ladybird/CookieJar.cpp
+++ b/Ladybird/CookieJar.cpp
@@ -29,7 +29,7 @@ String CookieJar::get_cookie(const URL& url, Web::Cookie::Source source)
     for (auto const& cookie : cookie_list) {
         // If there is an unprocessed cookie in the cookie-list, output the characters %x3B and %x20 ("; ")
         if (!builder.is_empty())
-            builder.append("; ");
+            builder.append("; "sv);
 
         // Output the cookie's name, the %x3D ("=") character, and the cookie's value.
         builder.appendff("{}={}", cookie.name, cookie.value);
@@ -50,9 +50,9 @@ void CookieJar::set_cookie(const URL& url, Web::Cookie::ParsedCookie const& pars
 
 void CookieJar::dump_cookies() const
 {
-    constexpr StringView key_color = "\033[34;1m";
-    constexpr StringView attribute_color = "\033[33m";
-    constexpr StringView no_color = "\033[0m";
+    constexpr auto key_color = "\033[34;1m"sv;
+    constexpr auto attribute_color = "\033[33m"sv;
+    constexpr auto no_color = "\033[0m"sv;
 
     StringBuilder builder;
     builder.appendff("{} cookies stored\n", m_cookies.size());
diff --git a/Ladybird/RequestManagerQt.cpp b/Ladybird/RequestManagerQt.cpp
index 2594c84440..dce755dc29 100644
--- a/Ladybird/RequestManagerQt.cpp
+++ b/Ladybird/RequestManagerQt.cpp
@@ -73,14 +73,14 @@ void RequestManagerQt::Request::did_finish()
     for (auto& it : m_reply.rawHeaderPairs()) {
         auto name = String(it.first.data(), it.first.length());
         auto value = String(it.second.data(), it.second.length());
-        if (name.equals_ignoring_case("set-cookie")) {
+        if (name.equals_ignoring_case("set-cookie"sv)) {
             set_cookie_headers.append(value);
         } else {
             response_headers.set(name, value);
         }
     }
     if (!set_cookie_headers.is_empty()) {
-        response_headers.set("set-cookie", JsonArray { set_cookie_headers }.to_string());
+        response_headers.set("set-cookie"sv, JsonArray { set_cookie_headers }.to_string());
     }
     on_buffered_request_finish(success, buffer.length(), response_headers, http_status_code, ReadonlyBytes { buffer.data(), (size_t)buffer.size() });
 }