diff --git a/src/core/AnimatedAlways.js b/src/core/AnimatedAlways.js
index ab95d9d..71f1d8d 100644
--- a/src/core/AnimatedAlways.js
+++ b/src/core/AnimatedAlways.js
@@ -1,14 +1,14 @@
 import AnimatedNode from './AnimatedNode';
+import invariant from 'fbjs/lib/invariant';
 
 export default class AnimatedAlways extends AnimatedNode {
   _what;
 
   constructor(what) {
-    if (!(what instanceof AnimatedNode)) {
-      throw new Error(
-        `Animated.always parameter should be of type AnimatedNode but got ${typeof what}`
-      );
-    }
+    invariant(
+      what instanceof AnimatedNode,
+      `Animated.set target should be of type AnimatedNode but got ${typeof what}`
+    );
     super({ type: 'always', what: what.__nodeID }, [what]);
     this._what = what;
   }
diff --git a/src/core/AnimatedSet.js b/src/core/AnimatedSet.js
index 79e9c97..d0ae1b3 100644
--- a/src/core/AnimatedSet.js
+++ b/src/core/AnimatedSet.js
@@ -1,16 +1,16 @@
 import AnimatedNode from './AnimatedNode';
 import { val } from '../utils';
+import invariant from 'fbjs/lib/invariant';
 
 export default class AnimatedSet extends AnimatedNode {
   _what;
   _value;
 
   constructor(what, value) {
-    if (!(what instanceof AnimatedNode)) {
-      throw new Error(
-        `Animated.set target should be of type AnimatedNode but got ${typeof what}`
-      );
-    }
+    invariant(
+      what instanceof AnimatedNode,
+      `Animated.set target should be of type AnimatedNode but got ${typeof what}`
+    );
     super({ type: 'set', what: what.__nodeID, value: value.__nodeID }, [value]);
     this._what = what;
     this._value = value;