diff --git a/templates/libs/mail_obfuscater.html b/templates/libs/mail_obfuscater.html
index a242ff1..5df1b02 100644
--- a/templates/libs/mail_obfuscater.html
+++ b/templates/libs/mail_obfuscater.html
@@ -1 +1 @@
-<script src="/js/mail_obfuscation.js"></script>
+<script defer src="/js/mail_obfuscation.js"></script>
diff --git a/templates/libs/mermaid_footer.html b/templates/libs/mermaid_footer.html
index bd94931..1b54e88 100644
--- a/templates/libs/mermaid_footer.html
+++ b/templates/libs/mermaid_footer.html
@@ -1 +1 @@
-<script type="module" src="/js/libs/mermaid.js"></script>
+<script async type="module" src="/js/libs/mermaid.js"></script>