diff --git a/CHANGELOG.md b/CHANGELOG.md
index 454ddbf7b..bfea84e00 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+# [6.4.15](https://github.com/nolimits4web/Swiper/compare/v6.4.14...v6.4.15) (2021-02-18)
+
+### Bug Fixes
+
+- **angular, vue, svelte:** add 'observer', etc. to params-list ([8f1cd29](https://github.com/nolimits4web/Swiper/commit/8f1cd290f5e2966d2bba6fca14709d040a250741))
+- **core:** correctly store class names ([02265ec](https://github.com/nolimits4web/Swiper/commit/02265ec7a9ee94649004afc312d3c010f79debb4)), closes [#4247](https://github.com/nolimits4web/Swiper/issues/4247)
+
 # [6.4.14](https://github.com/nolimits4web/Swiper/compare/v6.4.12...v6.4.14) (2021-02-17)
 
 ### Bug Fixes
diff --git a/package-lock.json b/package-lock.json
index c82246d78..ba8596209 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "swiper-src",
-  "version": "6.4.14",
+  "version": "6.4.15",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index c09eed2a5..106f10625 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "swiper-src",
-  "version": "6.4.14",
+  "version": "6.4.15",
   "description": "Most modern mobile touch slider and framework with hardware accelerated transitions",
   "scripts": {
     "build:dev": "cross-env NODE_ENV=development node scripts/build",
diff --git a/package/package.json b/package/package.json
index fa8605798..263098add 100644
--- a/package/package.json
+++ b/package/package.json
@@ -1,6 +1,6 @@
 {
   "name": "swiper",
-  "version": "6.4.14",
+  "version": "6.4.15",
   "description": "Most modern mobile touch slider and framework with hardware accelerated transitions",
   "main": "swiper.cjs.js",
   "jsnext:main": "swiper.esm.js",