diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index ec31aa9..6b6bae0 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.19.2"
+  ".": "1.19.3"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9113eb4..5637bd4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.19.3](https://github.com/zerfoo/ztensor/compare/v1.19.2...v1.19.3) (2026-07-03)
+
+
+### Bug Fixes
+
+* **kernels:** guard sgemv_m1 float4 path on row alignment; add missing cooperative_groups include ([81f4a08](https://github.com/zerfoo/ztensor/commit/81f4a08b90c63ee6faffc3b6654e785272ff7295))
+
 ## [1.19.2](https://github.com/zerfoo/ztensor/compare/v1.19.1...v1.19.2) (2026-07-03)