diff --git a/public/index.html b/public/index.html
index e4560f15..aa4bcd71 100644
--- a/public/index.html
+++ b/public/index.html
@@ -8,7 +8,7 @@
+ content="default-src 'self'; child-src 'none'; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; connect-src wss://* 'self'; img-src * data:; font-src https://fonts.gstatic.com; media-src *; script-src 'self' https://static.cloudflareinsights.com;" />