diff --git a/yants.md b/yants.md
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--- a/yants.md
+++ b/yants.md
@@ -5,12 +5,12 @@ This is a tiny type-checker for data in Nix, written in Nix. It doesn't have all
 
 ## Primitives & simple polymorphism
 
-![simple](https://i.imgur.com/hDQAQUK.png)
+![simple](z-simple.png)
 
 ## Structs
 
-![structs](https://i.imgur.com/f8jgnul.png)
+![structs](z-structs.png)
 
 ## Nested structs!
 
-![nested structs](https://i.imgur.com/O3RsHds.png)
\ No newline at end of file
+![nested structs](z-nested-structs.png)
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diff --git a/z-structs.png b/z-structs.png
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