diff --git a/browser/sources.gni b/browser/sources.gni
index 29f317d87e78..92dc904384de 100644
--- a/browser/sources.gni
+++ b/browser/sources.gni
@@ -205,7 +205,6 @@ brave_chrome_browser_deps = [
   "//brave/components/speedreader/common/buildflags",
   "//brave/components/tor/buildflags",
   "//brave/components/version_info",
-  "//brave/components/web_discovery/browser",
   "//brave/components/web_discovery/common",
   "//brave/components/web_discovery/common/buildflags",
   "//brave/components/webcompat:core",
diff --git a/components/web_discovery/browser/BUILD.gn b/components/web_discovery/browser/BUILD.gn
index 50d24344e7eb..ab2c6b354eb5 100644
--- a/components/web_discovery/browser/BUILD.gn
+++ b/components/web_discovery/browser/BUILD.gn
@@ -103,15 +103,11 @@ source_set("browser_tests") {
     "//brave/components/constants",
     "//brave/components/web_discovery/common",
     "//brave/components/web_discovery/common:mojom",
+    "//chrome/test:test_support",
     "//content/test:test_support",
     "//net:test_support",
     "//services/service_manager/public/cpp",
     "//testing/gtest",
   ]
-  if (!is_android) {
-    deps += [ "//chrome/test:test_support_ui" ]
-  } else {
-    deps += [ "//chrome/test:test_support_ui_android" ]
-  }
   defines = [ "HAS_OUT_OF_PROC_TEST_RUNNER" ]
 }
diff --git a/components/web_discovery/browser/content_scraper_browsertest.cc b/components/web_discovery/browser/content_scraper_browsertest.cc
index 5d76e7a9ee77..2597918e8f9b 100644
--- a/components/web_discovery/browser/content_scraper_browsertest.cc
+++ b/components/web_discovery/browser/content_scraper_browsertest.cc
@@ -12,13 +12,18 @@
 #include "base/files/file_util.h"
 #include "base/path_service.h"
 #include "base/test/bind.h"
+#include "base/test/scoped_feature_list.h"
 #include "brave/components/constants/brave_paths.h"
 #include "brave/components/web_discovery/browser/patterns.h"
 #include "brave/components/web_discovery/browser/server_config_loader.h"
 #include "brave/components/web_discovery/common/features.h"
 #include "brave/components/web_discovery/common/web_discovery.mojom.h"
-#include "chrome/test/base/ui_test_utils.h"
+#include "chrome/test/base/chrome_test_utils.h"
+#include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test.h"
+#include "content/public/test/browser_test_base.h"
+#include "content/public/test/browser_test_utils.h"
+#include "content/public/test/content_mock_cert_verifier.h"
 #include "net/dns/mock_host_resolver.h"
 #include "services/service_manager/public/cpp/interface_provider.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -36,16 +41,18 @@ class WebDiscoveryContentScraperTest : public PlatformBrowserTest {
  public:
   WebDiscoveryContentScraperTest()
       : scoped_features_(features::kWebDiscoveryNative) {}
+
+  // PlatformBrowserTest:
   void SetUpOnMainThread() override {
-    InProcessBrowserTest::SetUpOnMainThread();
+    PlatformBrowserTest::SetUpOnMainThread();
     base::FilePath data_path =
         base::PathService::CheckedGet(brave::DIR_TEST_DATA);
     data_path = data_path.AppendASCII("web_discovery");
 
     host_resolver()->AddRule("*", "127.0.0.1");
-    auto& test_server = embedded_https_test_server();
-    test_server.ServeFilesFromDirectory(data_path);
-    ASSERT_TRUE(test_server.Start());
+    test_server_.ServeFilesFromDirectory(data_path);
+    mock_cert_verifier_.mock_cert_verifier()->set_default_result(net::OK);
+    ASSERT_TRUE(test_server_.Start());
 
     InitScraper();
     run_loop_ = std::make_unique<base::RunLoop>();
@@ -54,12 +61,29 @@ class WebDiscoveryContentScraperTest : public PlatformBrowserTest {
                                        &page_content_));
   }
 
+  void SetUpCommandLine(base::CommandLine* command_line) override {
+    PlatformBrowserTest::SetUpCommandLine(command_line);
+    mock_cert_verifier_.SetUpCommandLine(command_line);
+  }
+
+  void SetUpInProcessBrowserTestFixture() override {
+    PlatformBrowserTest::SetUpInProcessBrowserTestFixture();
+    mock_cert_verifier_.SetUpInProcessBrowserTestFixture();
+  }
+
+  void TearDownInProcessBrowserTestFixture() override {
+    mock_cert_verifier_.TearDownInProcessBrowserTestFixture();
+    PlatformBrowserTest::TearDownInProcessBrowserTestFixture();
+  }
+
  protected:
   mojo::Remote<mojom::DocumentExtractor> LoadTestPageAndGetExtractor() {
     mojo::Remote<mojom::DocumentExtractor> remote;
 
-    auto url = embedded_https_test_server().GetURL("example.com", "/page.html");
-    auto* render_frame_host = ui_test_utils::NavigateToURL(browser(), url);
+    auto url = test_server_.GetURL("example.com", "/page.html");
+    auto* contents = chrome_test_utils::GetActiveWebContents(this);
+    EXPECT_TRUE(content::NavigateToURL(contents, url));
+    auto* render_frame_host = contents->GetPrimaryMainFrame();
 
     if (render_frame_host) {
       render_frame_host->GetRemoteInterfaces()->GetInterface(
@@ -148,6 +172,8 @@ class WebDiscoveryContentScraperTest : public PlatformBrowserTest {
                                                 &regex_util_);
   }
 
+  content::ContentMockCertVerifier mock_cert_verifier_;
+  net::EmbeddedTestServer test_server_{net::EmbeddedTestServer::TYPE_HTTPS};
   base::test::ScopedFeatureList scoped_features_;
   RegexUtil regex_util_;
   std::unique_ptr<ServerConfigLoader> server_config_loader_;
diff --git a/test/BUILD.gn b/test/BUILD.gn
index f095441d66f5..2290534c2db1 100644
--- a/test/BUILD.gn
+++ b/test/BUILD.gn
@@ -928,7 +928,6 @@ test("brave_browser_tests") {
     "//brave/components/speedreader/common/buildflags",
     "//brave/components/tor/buildflags",
     "//brave/components/url_sanitizer/browser",
-    "//brave/components/web_discovery/browser:browser_tests",
     "//brave/components/webcompat:core",
     "//brave/renderer/skus:browser_tests",
     "//brave/renderer/test:browser_tests",