diff --git a/.env.example b/.env.example
index 1898c0e..53423f0 100644
--- a/.env.example
+++ b/.env.example
@@ -24,9 +24,9 @@ MAX_SESSIONS_PER_USER=5
 DB_POOL_SIZE=20
 
 # SSR page cache duration in seconds (default: 3600).
-# Generation-based invalidation is implemented in src/ssr_cache.rs and bumps on every post
-# write. However, Dioxus 0.7 does not expose a public API to customize the incremental SSR
-# cache key, so SSR_CACHE_SECS remains the effective fallback TTL until such API is available.
+# src/ssr_cache.rs maintains a global generation counter bumped on every post write, but
+# Dioxus 0.7 does not expose an API to wire it into the incremental SSR cache key. Until such
+# an API is available, this TTL is the only effective SSR cache invalidation mechanism.
 SSR_CACHE_SECS=3600
 
 # Image serving cache headers (hardcoded defaults)