diff --git a/tfjs-layers/src/layers/preprocessing/image_resizing_test.ts b/tfjs-layers/src/layers/preprocessing/image_resizing_test.ts
index 5c490eb8eb6..66c6ebe504a 100644
--- a/tfjs-layers/src/layers/preprocessing/image_resizing_test.ts
+++ b/tfjs-layers/src/layers/preprocessing/image_resizing_test.ts
@@ -12,7 +12,7 @@
  * Unit Tests for image resizing layer.
  */
 
-import {image, randomNormal, Rank, Tensor, tensor, zeros} from '@tensorflow/tfjs-core';
+import {image, Rank, Tensor, tensor, zeros} from '@tensorflow/tfjs-core';
 
 // import {Shape} from '../../keras_format/common';
 import {describeMathCPUAndGPU, expectTensorsClose} from '../../utils/test_utils';
@@ -86,7 +86,7 @@ describeMathCPUAndGPU('Resizing Layer', () => {
     // create a resizing layer with same shape as input
     const height = 64;
     const width = 32;
-    const numChannels = 3;
+    const numChannels = 1;
     const rangeArr = [...Array(height * width).keys()];
     const inputArr = [];
     while(rangeArr.length) {