diff --git a/src/core/textures/BaseTexture.js b/src/core/textures/BaseTexture.js
index 4c3809c..bad8863 100644
--- a/src/core/textures/BaseTexture.js
+++ b/src/core/textures/BaseTexture.js
@@ -176,7 +176,7 @@
     this.width = this.realWidth / this.resolution;
     this.height = this.realHeight / this.resolution;
 
-    this.isPowerOfTwo = utils.isPowerOfTwo(this.width, this.height);
+    this.isPowerOfTwo = utils.isPowerOfTwo(this.realWidth, this.realHeight);
 
     this.emit('update', this);
 };