diff --git a/README.md b/README.md
index 6405c27..e69bcf5 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ graph TB
             TTS["tts.py<br/>ElevenLabs → OpenAI<br/>→ Polly (fallback)<br/>Cache (MD5)<br/>Circuit breaker"]
             Owner["owner_channel.py<br/>Signal notify<br/>Signal poll (3s)<br/>Slash commands<br/>Instructions"]
             Contact["contact_lookup.py<br/>contacts.json<br/>Twilio CNAM<br/>E.164 normalize<br/>Lang from prefix"]
-            I18n["i18n.py<br/>11+ languages<br/>Signal templates<br/>Polly voices<br/>Twilio codes"]
+            I18n["i18n.py<br/>13+ languages<br/>Signal templates<br/>Polly voices<br/>Twilio codes"]
         end
 
         SignalCLI["signal-cli :8080<br/>REST API<br/>Native mode<br/>Self-hosted"]
@@ -185,7 +185,7 @@ sequenceDiagram
 
 ```mermaid
 flowchart TD
-    Start([CALL START]) --> Prefix["Phone prefix detection<br/>+41 → de-CH<br/>+48 → pl-PL<br/>+44 → en-GB<br/>(52 prefixes)"]
+    Start([CALL START]) --> Prefix["Phone prefix detection<br/>+41 → de-CH<br/>+48 → pl-PL<br/>+44 → en-GB<br/>(53 prefixes)"]
 
     Prefix --> ContactCheck{Contact has<br/>lang override?}
     ContactCheck -->|Yes| ContactLang["Use contact language<br/>contacts.json<br/>e.g. {name: ..., lang: pl}"]
diff --git a/docs/INSTALL_EN.md b/docs/INSTALL_EN.md
index e746913..e82b9d7 100644
--- a/docs/INSTALL_EN.md
+++ b/docs/INSTALL_EN.md
@@ -657,7 +657,7 @@ AVA includes the following security mechanisms:
 │  │     │                                                  │       │
 │  │  owner_channel.py ─── contact_lookup.py ─── i18n.py   │       │
 │  │     │                      │                           │       │
-│  │  Signal notify          contacts.json             11+ langs   │
+│  │  Signal notify          contacts.json             13+ langs   │
 │  │  Signal poll (3s)       CNAM lookup                Signal     │
 │  │  Slash commands         Lang from prefix           templates  │
 │  │  Owner instructions     Per-contact lang                      │
diff --git a/docs/INSTALL_PL.md b/docs/INSTALL_PL.md
index fbe8d98..68206df 100644
--- a/docs/INSTALL_PL.md
+++ b/docs/INSTALL_PL.md
@@ -655,7 +655,7 @@ AVA posiada nastepujace mechanizmy bezpieczenstwa:
 │  │     │                                                  │       │
 │  │  owner_channel.py ─── contact_lookup.py ─── i18n.py   │       │
 │  │     │                      │                           │       │
-│  │  Signal powiad.         contacts.json             11+ jezykow │
+│  │  Signal powiad.         contacts.json             13+ jezykow │
 │  │  Signal poll (3s)       CNAM lookup                Signal     │
 │  │  Slash komendy          Jezyk z prefiksu           szablony   │
 │  │  Instrukcje             Per-kontakt jezyk                     │