diff --git a/Docs/Architekture.md b/Docs/Architekture.md
index 8d24fbd..586a022 100644
--- a/Docs/Architekture.md
+++ b/Docs/Architekture.md
@@ -119,6 +119,7 @@ backend/
 │   │   ├── filter_config_service.py #   filter config lifecycle management
 │   │   ├── action_config_service.py #   action config lifecycle management
 │   │   ├── log_service.py     #   Log preview and regex test operations
+│   │   ├── fail2ban_metadata_service.py #   Resolve and cache the fail2ban SQLite DB path via the fail2ban socket
 │   │   ├── history_service.py #   Historical ban queries, per-IP timeline
 │   │   ├── blocklist_service.py # Download, validate, apply blocklists
 │   │   ├── geo_service.py     #   IP-to-country resolution, ASN/RIR lookup
@@ -186,6 +187,7 @@ The business logic layer. Services orchestrate operations, enforce rules, and co
 | `action_config_service.py` | Discovers available actions by scanning action.d/; reads, creates, updates, and deletes action definitions; assigns actions to jails |
 | `config_file_service.py` | Shared utilities for configuration parsing and manipulation: parses config files, validates names/IPs, manages atomic file writes, probes fail2ban socket |
 | `raw_config_io_service.py` | Low-level file I/O for raw fail2ban config files |
+| `fail2ban_metadata_service.py` | Resolves the fail2ban SQLite database path by querying the fail2ban socket and caches the result for reuse across services |
 | `log_service.py` | Log preview and regex test operations (extracted from config_service) |
 | `history_service.py` | Queries the fail2ban database for historical ban records, builds per-IP timelines, computes ban counts and repeat-offender flags, and syncs new records into BanGUI's archive table |
 | `blocklist_service.py` | Downloads blocklists via aiohttp, validates IPs/CIDRs, applies bans through fail2ban or iptables, logs import results |
diff --git a/Docs/Tasks.md b/Docs/Tasks.md
index dec18e7..629484a 100644
--- a/Docs/Tasks.md
+++ b/Docs/Tasks.md
@@ -410,6 +410,10 @@ Duplicate imports generate linter warnings, add noise to diffs, and signal that
 
 ### TASK-13 — Document `fail2ban_metadata_service` and `history_sync` task in the architecture doc 🟡
 
+**Status:** Completed ✅
+
+**Summary:** Added `fail2ban_metadata_service.py` to the service documentation and confirmed `history_sync.py` is documented as delegating to `history_service.py` in `Docs/Architekture.md`.
+
 **Where:**
 `Docs/Architekture.md` — Services table (section 2.2) and Tasks table (section 2.2).