diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4fc31ec..e9da639 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,11 @@ Follows [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) · versioned wi
 
 ---
 
+## [1.20.43] — 2026-08-19
+
+### Added
+- **The web container now has configurable memory protection.** Compose defaults to an 8 GB limit with a 2 GB reservation; `APP_MEM_LIMIT` and `APP_MEM_RESERVATION` can override those values for heavier workloads.
+
 ## [1.20.42] — 2026-08-19
 
 ### Changed
diff --git a/VERSION b/VERSION
index 61d66ca..ce07dea 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.20.42
+1.20.43
diff --git a/docker-compose.yml b/docker-compose.yml
index d65cb2f..b703ef2 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -7,6 +7,12 @@ services:
     container_name: tts-voice-creator-clone-and-design-2
     restart: unless-stopped
 
+    # Keep a runaway OCR/import/generation request from consuming all host RAM.
+    # Override these per machine when large PDF jobs need more headroom:
+    # APP_MEM_LIMIT=12g APP_MEM_RESERVATION=2g docker compose up -d
+    mem_limit: "${APP_MEM_LIMIT:-8g}"
+    mem_reservation: "${APP_MEM_RESERVATION:-2g}"
+
     ports:
       - "7890:7890"
 
diff --git a/static/index.html b/static/index.html
index 3360467..cf584f1 100644
--- a/static/index.html
+++ b/static/index.html
@@ -10,7 +10,7 @@
   <meta name="format-detection" content="telephone=no">
   <meta name="color-scheme" content="light dark">
   <meta name="theme-color" content="#2563EB">
-  <meta name="app-version" content="1.20.42">
+  <meta name="app-version" content="1.20.43">
   <link rel="manifest" href="/manifest.webmanifest">
   <link rel="icon" href="/static/icon.svg" type="image/svg+xml">
   <link rel="apple-touch-icon" href="/static/icon.svg">
@@ -27,7 +27,7 @@
 
   <!-- ── Core styles (local — no CDN dependency for first paint) ────────── -->
   <link rel="stylesheet" href="/static/vendor/mdi/materialdesignicons.min.css">
-  <link rel="stylesheet" href="/static/style.css?v=1.20.42">
+  <link rel="stylesheet" href="/static/style.css?v=1.20.43">
 
 
   <!-- ── Flag icons — non-blocking (loaded async, icons appear after JS) ── -->
@@ -378,7 +378,7 @@ window.toggleNavTree = function(treeId, chevronId) {
 </script>
 
 <!-- loader.js: fetches sections → loads JS modules → removes skeleton -->
-<script src="/static/loader.js?v=1.20.42"></script>
+<script src="/static/loader.js?v=1.20.43"></script>
 
 </body>
 </html>