diff --git a/.fusa.json b/.fusa.json
index bbb9c5b..20f2c59 100644
--- a/.fusa.json
+++ b/.fusa.json
@@ -1,6 +1,6 @@
 {
   "configVersion": "1.0",
-  "project": {"name": "c-FuSa", "version": "0.5.49"},
+  "project": {"name": "c-FuSa", "version": "0.5.50"},
   "standard": "iso26262",
   "strict": false,
   "max_function_lines": 75,
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 299226f..5f20740 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,13 @@ All notable changes to c-FuSa are documented here.
 The format follows [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 and the project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## v0.5.49 — 2026-07-30
+## v0.5.50 — 2026-07-30
+
+_Renumbered from v0.5.49: the tag/release `v0.5.49` had already been
+published (2026-07-29, PR #93) against a commit whose `version.h` still
+read "0.5.48" — a pre-existing off-by-one in that release, unrelated to
+this change. To avoid re-using an already-shipped version string, this
+release is v0.5.50 instead._
 
 External third-party audit remediation. Two of the findings are
 **live-exploitable command/argument-injection vulnerabilities**, independently
diff --git a/CMakeLists.txt b/CMakeLists.txt
index fc7fccb..afb4527 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.16)
 project(cfusa
-    VERSION 0.5.49
+    VERSION 0.5.50
     DESCRIPTION "C functional safety toolkit"
     LANGUAGES C
 )
diff --git a/README.md b/README.md
index f144a58..fbdb270 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 [![CI](https://github.com/SoundMatt/c-FuSa/actions/workflows/ci.yml/badge.svg)](https://github.com/SoundMatt/c-FuSa/actions/workflows/ci.yml)
 [![CodeQL](https://github.com/SoundMatt/c-FuSa/actions/workflows/codeql.yml/badge.svg)](https://github.com/SoundMatt/c-FuSa/actions/workflows/codeql.yml)
 [![License: MPL-2.0](https://img.shields.io/badge/License-MPL_2.0-brightgreen.svg)](LICENSE)
-[![Version](https://img.shields.io/badge/version-0.5.49-blue.svg)](CHANGELOG.md)
+[![Version](https://img.shields.io/badge/version-0.5.50-blue.svg)](CHANGELOG.md)
 
 > **c-FuSa is not a certification product.** It is an engineering accelerator — helping you produce and maintain safety evidence faster.
 
diff --git a/include/cfusa/version.h b/include/cfusa/version.h
index 73c91ac..74625cc 100644
--- a/include/cfusa/version.h
+++ b/include/cfusa/version.h
@@ -3,9 +3,13 @@
 
 #define CFUSA_VERSION_MAJOR  0
 #define CFUSA_VERSION_MINOR  5
-#define CFUSA_VERSION_PATCH  49
-#define CFUSA_VERSION_STRING "0.5.49"
-/* v0.5.49 — 2026-07-30 external audit remediation: corrects a Critical
+#define CFUSA_VERSION_PATCH  50
+#define CFUSA_VERSION_STRING "0.5.50"
+/* v0.5.50 (previously landed as v0.5.49, but the tag/release "v0.5.49" had
+ * already been published against a stale commit whose version.h still read
+ * "0.5.48" — see the PR that introduced this bump for the full story;
+ * renumbered to v0.5.50 to avoid re-using an already-shipped version
+ * string) — 2026-07-30 external audit remediation: corrects a Critical
  * mis-implementation of ISO 26262-3:2018 Table 4 in the shared
  * cfusa_compute_asil() (19/36 S x E x C cells were over-assigned; the
  * dogfooded .fusa-hara.json and the "exhaustive" 36-cell test both