diff --git a/.github/release-please/manifest.json b/.github/release-please/manifest.json
index 5cf66e4eaa60..639b81a230ab 100644
--- a/.github/release-please/manifest.json
+++ b/.github/release-please/manifest.json
@@ -1,5 +1,5 @@
 {
   "sdk/zksync-rs": "0.4.0",
-  "core": "20.5.0",
+  "core": "20.5.1",
   "prover": "11.0.0"
 }
diff --git a/core/CHANGELOG.md b/core/CHANGELOG.md
index aa65c7c01df1..ca00743af65f 100644
--- a/core/CHANGELOG.md
+++ b/core/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [20.5.1](https://github.com/matter-labs/zksync-era/compare/core-v20.5.0...core-v20.5.1) (2024-02-02)
+
+
+### Bug Fixes
+
+* **db:** transaction index ([#998](https://github.com/matter-labs/zksync-era/issues/998)) ([2b03736](https://github.com/matter-labs/zksync-era/commit/2b037365543aa39a28601e63b30f9963e7d3e044))
+
 ## [20.5.0](https://github.com/matter-labs/zksync-era/compare/core-v20.4.0...core-v20.5.0) (2024-02-02)