diff --git a/app.yaml b/app.yaml
index 4425794..00f0a74 100644
--- a/app.yaml
+++ b/app.yaml
@@ -44,6 +44,7 @@ handlers:
 - url: /images
   static_dir: images
   secure: always
+  expiration: 1w
   http_headers:
     X-Frame-Options: DENY
     X-Content-Type-Options: nosniff
@@ -52,6 +53,7 @@ handlers:
 - url: /stylesheets
   static_dir: stylesheets
   secure: always
+  expiration: 1w
   http_headers:
     X-Frame-Options: DENY
     X-Content-Type-Options: nosniff
diff --git a/images/forum.png b/images/forum.png
index a604aaf..952686e 100644
Binary files a/images/forum.png and b/images/forum.png differ