diff --git a/.htaccess b/.htaccess
index fa1c09f..c1bbf55 100644
--- a/.htaccess
+++ b/.htaccess
@@ -6,3 +6,4 @@ AddType font/otf;outlines=CFF .otf
 </FilesMatch>
 AddOutputFilterByType DEFLATE application/xhtml+xml text/css font/otf \
  text/plain text/x-csrc application/postscript
+Header set Content-Security-Policy "object-src 'none';"