diff --git a/spec/driver_spec.rb b/spec/driver_spec.rb
index de7ad4a..8fff80f 100644
--- a/spec/driver_spec.rb
+++ b/spec/driver_spec.rb
@@ -2070,6 +2070,24 @@ describe Capybara::Webkit::Driver do
     end
   end
 
+  context "caching app" do
+    let(:driver) do
+      etag_value = SecureRandom.hex
+
+      driver_for_app do
+        get '/' do
+          etag etag_value
+        end
+      end
+    end
+
+    it "does not cache responses" do
+      visit '/'
+      visit '/'
+      expect(driver.status_code).to eq(200)
+    end
+  end
+
   context "offline application cache" do
     let(:driver) do
       @visited = []
diff --git a/src/WebPageManager.cpp b/src/WebPageManager.cpp
index 441e09c..74d07de 100644
--- a/src/WebPageManager.cpp
+++ b/src/WebPageManager.cpp
@@ -29,6 +29,10 @@ WebPageManager::WebPageManager(QObject *parent) : QObject(parent) {
   m_networkAccessManager =
     new NetworkAccessManager(m_blacklistedRequestHandler, this);
   m_networkAccessManager->setCookieJar(m_cookieJar);
+
+  QWebSettings::setMaximumPagesInCache(0);
+  QWebSettings::setObjectCacheCapacities(0, 0, 0);
+
   createPage()->setFocus();
 }