diff --git a/manifest.json b/manifest.json
index 23f445f..a3d0bde 100644
--- a/manifest.json
+++ b/manifest.json
@@ -12,7 +12,7 @@
 
   "content_scripts": [
     {
-      "js": ["version-check.js", "remove-banner.js", "remove-blur.js", "doc-viewer.js"],
+      "js": ["version-check.js", "remove-banner.js", "remove-blur.js", "doc-viewer.js", "remove-previewBanner.js"],
       "css": ["style.css"],
       "matches": ["https://www.studocu.com/*", "https://www.studeersnel.nl/*"]
     }
diff --git a/remove-previewBanner.js b/remove-previewBanner.js
new file mode 100644
index 0000000..47d42d9
--- /dev/null
+++ b/remove-previewBanner.js
@@ -0,0 +1,7 @@
+// Remove "This is preview" banner
+window.addEventListener("load", () => {
+  const previewBanner = document.getElementsByClassName("_95f5f1767857 _0838fb325c04")[0];
+  if(previewBanner) {
+    previewBanner.remove();
+  }
+});