diff --git a/image-layout.md b/image-layout.md
index 1929533d0..0b9c71a6e 100644
--- a/image-layout.md
+++ b/image-layout.md
@@ -198,7 +198,7 @@ Those tags will often be represented in an image-layout repository with matching
 }
 ```
 
-This illustrates an index that provides two named manifest references and an auxilary mediatype for this image layout.
+This illustrates an index that provides two named manifest references and an auxiliary mediatype for this image layout.
 
 
 [descriptors]: ./descriptor.md