diff --git a/en/09_Generating_Mipmaps.adoc b/en/09_Generating_Mipmaps.adoc
index 5cd57ae0..60ef0a68 100644
--- a/en/09_Generating_Mipmaps.adoc
+++ b/en/09_Generating_Mipmaps.adoc
@@ -199,6 +199,7 @@ void generateMipmaps(vk::raii::CommandBuffer &commandBuffer,
 		                                  .srcQueueFamilyIndex = vk::QueueFamilyIgnored,
 		                                  .dstQueueFamilyIndex = vk::QueueFamilyIgnored,
 		                                  .image               = image,
+										  .subresourceRange    = {.aspectMask = vk::ImageAspectFlagBits::eColor, .levelCount = 1, .layerCount = 1}};
 }
 ----