diff --git a/CHANGELOG.md b/CHANGELOG.md
index 793ec34..68e8c37 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,14 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [5.1.0](https://github.com/flex-development/mango/compare/v5.0.0...v5.1.0) (2021-05-28)
+
+
+### :sparkles: Features
+
+* **interfaces:** `IAbstractMangoFinderBase` ([073401f](https://github.com/flex-development/mango/commit/073401fd82c14ba84dedb4a0cf9721548bb12fb4))
+* **interfaces:** `IAbstractMangoRepositoryBase` ([9b976a6](https://github.com/flex-development/mango/commit/9b976a6c00912fda3551e92d4d5b72bc21b77de0))
+
 ## [5.0.0](https://github.com/flex-development/mango/compare/v4.0.1...v5.0.0) (2021-05-28)
 
 
diff --git a/package.json b/package.json
index ca70112..f54a47e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@flex-development/mango",
   "description": "MongoDB query plugin and repository API for in-memory object collections",
-  "version": "5.0.0",
+  "version": "5.1.0",
   "keywords": [
     "in-memory",
     "in-memory-database",