diff --git a/app/templates/base.html b/app/templates/base.html
index eea9687..3fc98e8 100644
--- a/app/templates/base.html
+++ b/app/templates/base.html
@@ -24,7 +24,6 @@
   <footer class="darkbg">
     <span>Pyrom commit <a href="{{ "https://git.poto.cafe/yagich/pyrom/commit/" + __commit }}">{{ __commit[:8] }}</a></span>
   </footer>
-  <script src="{{ "/static/js/copy-code.js" | cachebust }}"></script>
   <script src="{{ "/static/js/ui.js" | cachebust }}"></script>
   <script src="{{ "/static/js/date-fmt.js" | cachebust }}"></script>
 </body>
diff --git a/data/static/js/copy-code.js b/data/static/js/copy-code.js
deleted file mode 100644
index ac9c7c7..0000000
--- a/data/static/js/copy-code.js
+++ /dev/null
@@ -1,7 +0,0 @@
-for (let button of document.querySelectorAll(".copy-code")) {
-  button.addEventListener("click", async () => {
-    await navigator.clipboard.writeText(button.value)
-    button.textContent = "Copied!"
-    setTimeout(() => {button.textContent = "Copy"}, 1000.0)
-  })
-}
diff --git a/data/static/js/ui.js b/data/static/js/ui.js
index 38f52cb..03b2351 100644
--- a/data/static/js/ui.js
+++ b/data/static/js/ui.js
@@ -144,4 +144,13 @@ document.addEventListener("DOMContentLoaded", () => {
       openLightbox(belongingTo, idx);
     });
   });
+
+  // copy code blocks
+  for (let button of document.querySelectorAll(".copy-code")) {
+    button.addEventListener("click", async () => {
+      await navigator.clipboard.writeText(button.value)
+      button.textContent = "Copied!"
+      setTimeout(() => {button.textContent = "Copy"}, 1000.0)
+    })
+  };
 });