diff --git a/tests/test_zundler.py b/tests/test_zundler.py
index b7120a7..0861608 100644
--- a/tests/test_zundler.py
+++ b/tests/test_zundler.py
@@ -17,10 +17,8 @@ def test_copy_button(selenium):
     assert "copy-button documentation" in selenium.title
 
     selenium.switch_to.frame("main")
-    # Not sure why there are two buttons, but we need the second one.
-    # The first cannot be clicked by selenium because it's obscured.
 
-    button = selenium.find_element(By.CSS_SELECTOR, "button.copybtn + button.copybtn")
+    button = selenium.find_element(By.CSS_SELECTOR, "button.copybtn")
 
     assert button.get_attribute("data-tooltip") == "Copy"
     assert "success" not in button.get_attribute("class")
diff --git a/zundler/assets/inject_post.js b/zundler/assets/inject_post.js
index b22e125..6f07045 100644
--- a/zundler/assets/inject_post.js
+++ b/zundler/assets/inject_post.js
@@ -101,15 +101,9 @@ var normalize_path = function(path) {
 
 var on_set_data = function(argument) {
     window.global_context = argument;
-    console.log("Received data from parent", window.global_context);
+    console.debug("Received data from parent", window.global_context);
     try {
         monkey_patch();
-        // Trigger DOMContentLoaded again, some scripts that have just
-        // been executed expect it.
-        window.document.dispatchEvent(new Event("DOMContentLoaded", {
-            bubbles: true,
-            cancelable: true
-        }));
     } finally {
         observer.observe(window.document.body, {subtree: true, childList: true});
         window.parent.postMessage({