diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..acc68e3
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,119 @@
+{
+  "name": "react-native-circular-slider",
+  "version": "1.0.2",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
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+      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
+      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY="
+    },
+    "core-js": {
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-1.2.7.tgz",
+      "integrity": "sha1-ZSKUwUZR2yj6k70tX/KYOk8IxjY="
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+      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
+      "integrity": "sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=",
+      "requires": {
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+    "fbjs": {
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+      "resolved": "https://registry.npmjs.org/fbjs/-/fbjs-0.8.16.tgz",
+      "integrity": "sha1-XmdDL1UNxBtXK/VYR7ispk5TN9s=",
+      "requires": {
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+        "isomorphic-fetch": "2.2.1",
+        "loose-envify": "1.3.1",
+        "object-assign": "4.1.1",
+        "promise": "7.3.1",
+        "setimmediate": "1.0.5",
+        "ua-parser-js": "0.7.14"
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+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
+      "integrity": "sha512-oTZqweIP51xaGPI4uPa56/Pri/480R+mo7SeU+YETByQNhDG55ycFyNLIgta9vXhILrxXDmF7ZGhqZIcuN0gJQ=="
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+      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
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+      "integrity": "sha1-YRrhrPFPXoH3KVB0coGf6XM1WKk=",
+      "requires": {
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+        "whatwg-fetch": "2.0.3"
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+      "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-3.0.2.tgz",
+      "integrity": "sha1-mGbfOVECEw449/mWvOtlRDIJwls="
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+      "integrity": "sha1-0aitM/qc4OcT1l/dCsi3SNR4yEg=",
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+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
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+      "requires": {
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+    "object-assign": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
+    },
+    "promise": {
+      "version": "7.3.1",
+      "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",
+      "integrity": "sha512-nolQXZ/4L+bP/UGlkfaIujX9BKxGwmQ9OT4mOt5yvy8iK1h3wqTEJCijzGANTCCl9nWjY41juyAn2K3Q1hLLTg==",
+      "requires": {
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+      }
+    },
+    "prop-types": {
+      "version": "15.6.0",
+      "resolved": "https://registry.npmjs.org/prop-types/-/prop-types-15.6.0.tgz",
+      "integrity": "sha1-zq8IMCL8RrSjX2nhPvda7Q1jmFY=",
+      "requires": {
+        "fbjs": "0.8.16",
+        "loose-envify": "1.3.1",
+        "object-assign": "4.1.1"
+      }
+    },
+    "setimmediate": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
+      "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU="
+    },
+    "ua-parser-js": {
+      "version": "0.7.14",
+      "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.14.tgz",
+      "integrity": "sha1-EQ1T+kw/MmwSEpK76skE0uAzh8o="
+    },
+    "whatwg-fetch": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.3.tgz",
+      "integrity": "sha1-nITsLc9oGH/wC8ZOEnS0QhduHIQ="
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+}
diff --git a/package.json b/package.json
index 8cbda3e..75bb541 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-native-circular-slider",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "React Native component for creating circular slider",
   "main": "src/CircularSlider.js",
   "repository": {
@@ -37,6 +37,7 @@
   "dependencies": {
     "d3-interpolate": "^1.1.2",
     "lodash.range": "^3.2.0",
+    "prop-types": "^15.6.0",
     "react-native-svg": "^5.1.5"
   },
   "peerDependencies": {
diff --git a/src/CircularSlider.js b/src/CircularSlider.js
index 89a84e3..c549aeb 100644
--- a/src/CircularSlider.js
+++ b/src/CircularSlider.js
@@ -1,5 +1,6 @@
-import React, { PureComponent, PropTypes } from 'react';
+import React, { PureComponent } from 'react';
 import { PanResponder, View } from 'react-native';
+import PropTypes from 'prop-types';
 import Svg, { Circle, G, LinearGradient, Path, Defs, Stop } from 'react-native-svg';
 import range from 'lodash.range';
 import { interpolateHcl as interpolateGradient } from 'd3-interpolate';
diff --git a/src/ClockFace.js b/src/ClockFace.js
index c8d0db9..f875dc3 100644
--- a/src/ClockFace.js
+++ b/src/ClockFace.js
@@ -1,4 +1,5 @@
-import React, { PureComponent, PropTypes } from 'react';
+import React, { PureComponent } from 'react';
+import PropTypes from 'prop-types';
 import { G, Circle, Text, Line } from 'react-native-svg';
 import range from 'lodash.range';