diff --git a/data/conf/nginx/includes/site-defaults.conf b/data/conf/nginx/includes/site-defaults.conf
index 5887cc0b..989f9708 100644
--- a/data/conf/nginx/includes/site-defaults.conf
+++ b/data/conf/nginx/includes/site-defaults.conf
@@ -22,7 +22,7 @@
   add_header X-Permitted-Cross-Domain-Policies none;
   add_header Referrer-Policy strict-origin;
   add_header Permissions-Policy "accelerometer=(), ambient-light-sensor=(), autoplay=(), battery=(), camera=(), clipboard-read=(), display-capture=(), document-domain=(), encrypted-media=(), fullscreen=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(), magnetometer=(), microphone=(), midi=(), payment=(), picture-in-picture=(), screen-wake-lock=(), serial=(), usb=(), sync-xhr=(), xr-spatial-tracking=()";
-  add_header Content-Security-Policy "default-src 'none'; connect-src 'self'; font-src 'self'; img-src * https: data:; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; frame-ancestors 'none'; block-all-mixed-content; base-uri 'none'";
+  add_header Content-Security-Policy "default-src 'none'; connect-src 'self' https://api.github.com; font-src 'self' https://fonts.gstatic.com; img-src 'self' data:; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; frame-ancestors 'none'; block-all-mixed-content; base-uri 'none'";
   add_header Cross-Origin-Opener-Policy same-origin;
   add_header Cross-Origin-Embedder-Policy require-corp;
   add_header Cross-Origin-Resource-Policy same-origin;