diff --git a/CHANGELOG.md b/CHANGELOG.md
index 493c4e0..d3fded5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,16 @@
 
 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.
 
+<a name="1.1.3"></a>
+## [1.1.3](https://github.com/webpack-contrib/compression-webpack-plugin/compare/v1.1.2...v1.1.3) (2017-12-22)
+
+
+### Bug Fixes
+
+* `cache` behaviour ([#91](https://github.com/webpack-contrib/compression-webpack-plugin/issues/91)) ([9791044](https://github.com/webpack-contrib/compression-webpack-plugin/commit/9791044))
+
+
+
 <a name="1.1.2"></a>
 ## [1.1.2](https://github.com/webpack-contrib/compression-webpack-plugin/compare/v1.1.1...v1.1.2) (2017-12-14)
 
diff --git a/package-lock.json b/package-lock.json
index e88595e..780b269 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "compression-webpack-plugin",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index df7cfcc..ce274f0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "compression-webpack-plugin",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "author": "Tobias Koppers @sokra",
   "description": "Prepare compressed versions of assets to serve them with Content-Encoding",
   "main": "dist/cjs.js",
@@ -28,7 +28,7 @@
     "webpack-defaults": "webpack-defaults"
   },
   "dependencies": {
-    "async": "2.4.1",
+    "async": "^2.4.1",
     "cacache": "^10.0.1",
     "find-cache-dir": "^1.0.0",
     "serialize-javascript": "^1.4.0",
diff --git a/src/index.js b/src/index.js
index 30dacff..d7c8024 100644
--- a/src/index.js
+++ b/src/index.js
@@ -106,7 +106,7 @@ class CompressionPlugin {
                     .resolve()
                     .then(() => this.compress(content))
                     .then(
-                      data => cacache.put(cacheDir, cacheKey, data.toString())
+                      data => cacache.put(cacheDir, cacheKey, data)
                         .then(() => data),
                     ),
                 );