diff --git a/src/renderer/index.html b/src/renderer/index.html
index 6290dfa4..6adfcf5d 100644
--- a/src/renderer/index.html
+++ b/src/renderer/index.html
@@ -6,7 +6,7 @@
     <title>Hydra</title>
     <meta
       http-equiv="Content-Security-Policy"
-      content="default-src 'self' 'unsafe-inline' *;"
+      content="default-src 'self' 'unsafe-inline' * data:;"
     />
   </head>
   <body>
