diff --git a/roborazzi-painter/src/commonJvmMain/kotlin/com/github/takahirom/roborazzi/AwtRoboCanvas.kt b/roborazzi-painter/src/commonJvmMain/kotlin/com/github/takahirom/roborazzi/AwtRoboCanvas.kt
index 27c3c3af..7d4b846f 100644
--- a/roborazzi-painter/src/commonJvmMain/kotlin/com/github/takahirom/roborazzi/AwtRoboCanvas.kt
+++ b/roborazzi-painter/src/commonJvmMain/kotlin/com/github/takahirom/roborazzi/AwtRoboCanvas.kt
@@ -518,7 +518,8 @@ class AwtRoboCanvas(width: Int, height: Int, filled: Boolean, bufferedImageType:
       val diffImage = BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB)
       for (x in 0 until width) {
         for (y in 0 until height) {
-          if (x >= originalImage.width || y >= originalImage.height) {
+          if (x >= originalImage.width || y >= originalImage.height
+            || x >= comparedImage.width || y >= comparedImage.height) {
             diffImage.setRGB(x, y, -0x10000)
             continue
           }