diff --git a/CHANGELOG.md b/CHANGELOG.md
index 31610622..9389d1ab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,14 @@ Contributors: add user-facing changes under **[Unreleased]** in your PR to `deve
 
 ---
 
+## [1.17.1] - 2026-07-19
+
+### Fixed
+
+- **Concurrent error-group create race** — `findOrCreateErrorGroup` now handles Prisma P2002 on unique `(project_id, fingerprint)` by re-fetching the existing group and incrementing occurrences (`isNew: false`), so concurrent `POST /ingest/error` no longer 500s ([#599](https://github.com/Telemetry-Tracker/telemetry-tracker/pull/599))
+
+---
+
 ## [1.17.0] - 2026-07-19
 
 ### Added
diff --git a/apps/api/src/generated/api-version.ts b/apps/api/src/generated/api-version.ts
index 45773dfd..173a9c43 100644
--- a/apps/api/src/generated/api-version.ts
+++ b/apps/api/src/generated/api-version.ts
@@ -1,2 +1,2 @@
 /** Generated at build time from CHANGELOG (/Users/unjica/Documents/GitHub/telemetry-tracker/CHANGELOG.md). Do not edit manually. */
-export const API_VERSION = "1.17.0";
+export const API_VERSION = "1.17.1";