diff --git a/src/color-thief-node.js b/src/color-thief-node.js
index 2833cec..62e655a 100644
--- a/src/color-thief-node.js
+++ b/src/color-thief-node.js
@@ -34,9 +34,7 @@ function validateOptions(options) {
         colorCount = Math.min(colorCount, 20);
     }
 
-    if (typeof quality === 'undefined' || Number.isInteger(quality)) {
-        quality = 10;
-    } else if (quality < 1) {
+    if (typeof quality === 'undefined' || !Number.isInteger(quality) || quality < 1) {
         quality = 10;
     }