diff --git a/05backends.cfg b/05backends.cfg
index 5c22d40..7b4af39 100644
--- a/05backends.cfg
+++ b/05backends.cfg
@@ -13,6 +13,7 @@ backend laminar
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "cross-origin"
+  http-response set-header Cache-Control max-age=31536000
   server laminar laminar.incus:8080 check
 
 backend forgejo
@@ -23,6 +24,7 @@ backend forgejo
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server forgejo forgejo.incus:3000 check
 
 backend mastodon
@@ -33,6 +35,7 @@ backend mastodon
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server mastodon mastodon2.incus:80 send-proxy check
 
 backend linkding
@@ -43,6 +46,7 @@ backend linkding
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server linkding linkding.incus:9090 check
 
 backend archive
@@ -53,6 +57,7 @@ backend archive
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server archive archive.incus:80 check
 
 backend adguard
@@ -63,6 +68,7 @@ backend adguard
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server adguard adguard.incus:3000 check
 
 backend vaultwarden
@@ -73,6 +79,7 @@ backend vaultwarden
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server vaultwarden vaultwarden.incus:80 check
 
 backend kanboard
@@ -83,6 +90,7 @@ backend kanboard
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server kanboard kanboard.incus:80 check
 
 backend photoprism
@@ -93,6 +101,7 @@ backend photoprism
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server photoprism photoprism.incus:2342 check
 
 backend miniflux
@@ -103,6 +112,7 @@ backend miniflux
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server miniflux miniflux.incus:8080 check
 
 backend www
@@ -113,4 +123,5 @@ backend www
   http-response set-header X-Content-Type-Options "nosniff"
   http-response set-header Referrer-Policy "strict-origin-when-cross-origin"
   http-response set-header Cross-Origin-Resource-Policy "same-origin"
+  http-response set-header Cache-Control max-age=31536000
   server www www.incus:80 check