diff --git a/Video.js b/Video.js
index 4529dd44..b191dae1 100644
--- a/Video.js
+++ b/Video.js
@@ -51,6 +51,8 @@ export default class Video extends Component {
   }
 
   seek = (time, tolerance = 100) => {
+    if (isNaN(time)) throw new Error('Specified time is not a number');
+    
     if (Platform.OS === 'ios') {
       this.setNativeProps({
         seek: {