diff --git a/package.json b/package.json
index 0ecbec6..0414e9c 100644
--- a/package.json
+++ b/package.json
@@ -56,9 +56,7 @@
     "release": "webpack --progress --hide-modules --config  ./build/webpack.release.js && NODE_ENV=production webpack --progress --hide-modules --config  ./build/webpack.release.min.js && webpack --progress --hide-modules --config  ./build/webpack.release.full.js && NODE_ENV=production webpack --progress --hide-modules --config  ./build/webpack.release.full.min.js",
     "prepublish": "yarn run lint && yarn run test && yarn run build"
   },
-  "dependencies": {
-    "lodash.merge": "^4.6.0"
-  },
+  "dependencies": {},
   "peerDependencies": {
     "chart.js": "^2.6.0",
     "vue": "^2.4.2"
diff --git a/src/helpers/options.js b/src/helpers/options.js
index ccae233..8e3645d 100644
--- a/src/helpers/options.js
+++ b/src/helpers/options.js
@@ -1,5 +1,4 @@
-import merge from 'lodash.merge'
-
 export function mergeOptions (obj, src) {
-  return merge(obj, src)
+  let mutableObj = Object.assign({}, obj)
+  return Object.assign(mutableObj, src)
 }
diff --git a/test/unit/specs/helpers/options.spec.js b/test/unit/specs/helpers/options.spec.js
index d05ad75..47cefb9 100644
--- a/test/unit/specs/helpers/options.spec.js
+++ b/test/unit/specs/helpers/options.spec.js
@@ -15,16 +15,40 @@ describe('mergeOptions.js', () => {
     c: 'c'
   }
 
+  const an = {
+    a: {
+      a: 'a'
+    },
+    b: {
+      b: 'a'
+    }
+  }
+
+  const bn = {
+    a: {
+      a: 'a'
+    },
+    b: {
+      b: 'b'
+    }
+  }
+
   it('should replace old a and b if a and b are new', () => {
-    let ab = mergeOptions(a, b)
+    const ab = mergeOptions(a, b)
     expect(ab).to.have.property('a').and.to.equal('b')
     expect(ab).to.have.property('b').and.to.equal('b')
   })
 
   it('should add c if c is new', () => {
-    let ac = mergeOptions(a, c)
+    const ac = mergeOptions(a, c)
     expect(ac).to.have.property('a').and.to.equal('a')
     expect(ac).to.have.property('b').and.to.equal('a')
     expect(ac).to.have.property('c').and.to.equal('c')
   })
+
+  it('should replace old a and b if a and b are new in nested objects', () => {
+    const ab = mergeOptions(an, bn)
+    expect(ab).to.have.deep.property('a.a').and.to.equal('a')
+    expect(ab).to.have.deep.property('b.b').and.to.equal('b')
+  })
 })
diff --git a/yarn.lock b/yarn.lock
index 6edd212..1842a54 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3538,10 +3538,6 @@ lodash.keysin@^4.0.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/lodash.keysin/-/lodash.keysin-4.2.0.tgz#8cc3fb35c2d94acc443a1863e02fa40799ea6f28"
 
-lodash.merge@^4.6.0:
-  version "4.6.0"
-  resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.0.tgz#69884ba144ac33fe699737a6086deffadd0f89c5"
-
 lodash.mergewith@^4.0.0, lodash.mergewith@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.mergewith/-/lodash.mergewith-4.6.0.tgz#150cf0a16791f5903b8891eab154609274bdea55"