diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d346b2..f8b3df2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,16 @@
+# [2.0.0](https://github.com/TinkoffCreditSystems/cachalot/compare/v1.6.0...v2.0.0) (2020-03-17)
+
+
+### Features
+
+* **adapters:** Memcached adapter based on "memcached" module ([9b4aa04](https://github.com/TinkoffCreditSystems/cachalot/commit/9b4aa04))
+
+
+### BREAKING CHANGES
+
+* **adapters:** * Removed tag reading optimizations. It is not intended to use caches in this way.
+* The "del" interface has been changed to be more convenient.
+
 # [1.6.0](https://github.com/TinkoffCreditSystems/cachalot/compare/v1.5.1...v1.6.0) (2020-02-14)
 
 
diff --git a/package-lock.json b/package-lock.json
index efc56df..14366d1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "cachalot",
-  "version": "1.6.0",
+  "version": "2.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index a2c30b3..2671fff 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cachalot",
-  "version": "1.6.0",
+  "version": "2.0.0",
   "description": "Cache manager for nodejs with support different cache strategies",
   "keywords": [
     "cache",