diff --git a/snippet/auth.html.snippet b/snippet/auth.html.snippet
index 3d5d2ab..36b65c2 100644
--- a/snippet/auth.html.snippet
+++ b/snippet/auth.html.snippet
@@ -6,4 +6,4 @@
           <br />
           <input id="password" name="password" type="password" />
         </div>
-        <script src="/static/auth-hide.js" lang="javascript"></script>
+        <script src="/static/auth-hide.js"></script>
diff --git a/template/index.html b/template/index.html
index 19ca714..742462f 100644
--- a/template/index.html
+++ b/template/index.html
@@ -68,6 +68,6 @@ authentifizieren
         repo
       </a>
     </footer>
-    <script src="/static/paste.js" lang="javascript"></script>
+    <script src="/static/paste.js"></script>
   </body>
 </html>
diff --git a/template/text-view.html b/template/text-view.html
index 8baba7f..976afd6 100644
--- a/template/text-view.html
+++ b/template/text-view.html
@@ -26,6 +26,6 @@
         repo
       </a>
     </footer>
-    <script src="/static/copy.js" lang="javascript"></script>
+    <script src="/static/copy.js"></script>
   </body>
 </html>
diff --git a/template/upload-short.html b/template/upload-short.html
index 97ace66..922eb8b 100644
--- a/template/upload-short.html
+++ b/template/upload-short.html
@@ -28,6 +28,6 @@
         repo
       </a>
     </footer>
-    <script src="/static/copy.js" lang="javascript"></script>
+    <script src="/static/copy.js"></script>
   </body>
 </html>
diff --git a/template/upload.html b/template/upload.html
index edc0381..22c5afb 100644
--- a/template/upload.html
+++ b/template/upload.html
@@ -24,6 +24,6 @@
         repo
       </a>
     </footer>
-    <script src="/static/copy.js" lang="javascript"></script>
+    <script src="/static/copy.js"></script>
   </body>
 </html>
diff --git a/template/url-view.html b/template/url-view.html
index 299ea99..4d83167 100644
--- a/template/url-view.html
+++ b/template/url-view.html
@@ -35,6 +35,6 @@
         repo
       </a>
     </footer>
-    <script src="/static/copy.js" lang="javascript"></script>
+    <script src="/static/copy.js"></script>
   </body>
 </html>