diff --git a/.npmignore b/.npmignore
index ed939072..7400c595 100644
--- a/.npmignore
+++ b/.npmignore
@@ -4,3 +4,4 @@
 /.nycrc
 /.travis.yml
 /*.tgz
+/.idea
\ No newline at end of file
diff --git a/.snyk b/.snyk
deleted file mode 100644
index 1d05d8df..00000000
--- a/.snyk
+++ /dev/null
@@ -1,4 +0,0 @@
-# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
-version: v1.7.1
-ignore: {}
-patch: {}
diff --git a/.travis.yml b/.travis.yml
index 9410c3c4..3994d3a0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,19 +13,13 @@ before_cache: rm -rf node_modules/.cache
 
 stdJob: &stdJob
   stage: Test
-  before_script: greenkeeper-lockfile-update
-  script:
-    - if [ $SNYK_TOKEN ]; then snyk test --dev; fi;
-    - npm test
+  script: npm test
   after_success: cat ./coverage/lcov.info | coveralls
 
 jobs:
   include:
     - node_js: &node_latest 9
       <<: *stdJob
-      after_script:
-        - if [ $GH_TOKEN ]; then greenkeeper-lockfile-upload; fi;
-        - if [ $SNYK_TOKEN ]; then snyk monitor --dev; fi;
     - node_js: 8
       <<: *stdJob
     - node_js: 7
diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 00000000..87b99fc6
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,26 @@
+import {Request, RequestHandler, Response} from 'express';
+import {ZlibOptions} from 'zlib';
+import {BrotliEncodeParams} from 'iltorb';
+
+type FilterFunction = (req: Request, res: Response) => boolean;
+
+interface ShrinkRayOptions {
+  brotli?: Partial<BrotliEncodeParams>;
+  cacheSize?: number | string | false;
+  filter?: FilterFunction;
+  threshold?: number | string | false;
+  zlib?: Partial<ZlibOptions>;
+
+  cache?(req: Request, res: Response): boolean;
+}
+
+
+interface CreateMiddleware {
+  (options?: ShrinkRayOptions): RequestHandler;
+
+  filter: FilterFunction;
+}
+
+declare const createMiddleware: CreateMiddleware;
+
+export = createMiddleware;
diff --git a/package.json b/package.json
index a18fbbab..0a83a102 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "shrink-ray-current",
   "description": "Node.js compression middleware with brotli and zopfli support",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "contributors": [
     "Arturas Molcanovas <a.molcanovas@gmail.com> (https://alorel.github.io)",
     "Douglas Christopher Wilson <doug@somethingdoug.com>",
@@ -30,25 +30,26 @@
     "content-encoding"
   ],
   "dependencies": {
-    "accepts": "^1.3.4",
+    "@types/express": "*",
+    "@types/iltorb": "*",
+    "@types/node": "*",
+    "accepts": "^1.3.0",
     "bytes": "^3.0.0",
-    "compressible": "^2.0.12",
+    "compressible": "^2.0.0",
     "debug": "^3.1.0",
-    "iltorb": "^2.0.2",
-    "lru-cache": "^4.1.1",
-    "multipipe": "^2.0.1",
-    "node-zopfli": "^2.0.2",
-    "on-headers": "^1.0.1",
-    "stream-buffers": "^3.0.1",
-    "vary": "^1.1.2"
+    "iltorb": "^2.0.0",
+    "lru-cache": "^4.0.0",
+    "multipipe": "^2.0.0",
+    "node-zopfli": "^2.0.0",
+    "on-headers": "^1.0.0",
+    "stream-buffers": "^3.0.0",
+    "vary": "^1.1.0"
   },
   "devDependencies": {
     "coveralls": "^3.0.0",
-    "expect": "^21.2.1",
-    "greenkeeper-lockfile": "^1.12.0",
-    "mocha": "^4.0.1",
+    "expect": "^22.0.0",
+    "mocha": "^5.0.0",
     "nyc": "^11.3.0",
-    "snyk": "^1.49.3",
     "supertest": "^3.0.0"
   },
   "engines": {
@@ -57,9 +58,6 @@
   "scripts": {
     "reinstall": "rm -rf node_modules package-lock.json && npm install",
     "test": "nyc mocha --check-leaks --bail",
-    "prepare": "snyk protect",
-    "snyk:wizard": "snyk wizard --dev",
     "version-readme": "node ./prepublish.js"
-  },
-  "snyk": true
+  }
 }