diff --git a/.github/release-please/manifest.json b/.github/release-please/manifest.json
index 639b81a230ab..6f87987f04e6 100644
--- a/.github/release-please/manifest.json
+++ b/.github/release-please/manifest.json
@@ -1,5 +1,5 @@
 {
   "sdk/zksync-rs": "0.4.0",
-  "core": "20.5.1",
+  "core": "20.5.2",
   "prover": "11.0.0"
 }
diff --git a/core/CHANGELOG.md b/core/CHANGELOG.md
index ca00743af65f..d994a4a80ff6 100644
--- a/core/CHANGELOG.md
+++ b/core/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [20.5.2](https://github.com/matter-labs/zksync-era/compare/core-v20.5.1...core-v20.5.2) (2024-02-04)
+
+
+### Bug Fixes
+
+* **db:** miniblocks index ([#1004](https://github.com/matter-labs/zksync-era/issues/1004)) ([b3fd22e](https://github.com/matter-labs/zksync-era/commit/b3fd22e3a730499f37102a1bc00ad1004f192668))
+
 ## [20.5.1](https://github.com/matter-labs/zksync-era/compare/core-v20.5.0...core-v20.5.1) (2024-02-02)