diff --git a/content/day3/05_buildpacks.md b/content/day3/05_buildpacks.md
index 8cded37..5a7ef65 100644
--- a/content/day3/05_buildpacks.md
+++ b/content/day3/05_buildpacks.md
@@ -28,11 +28,17 @@ flowchart LR
         lamd(linux/amd64)
         larm(linux/arm64)
     end
-    ii-->image
-    subgraph image
-        layer1
-        layer2
-        layer3
+    OCIImageIndex-->imageARM
+    OCIImageIndex-->imageAMD
+    subgraph imageARM
+        layer1.1
+        layer2.1
+        layer3.1
+    end
+    subgraph imageAMD
+        layer1.2
+        layer2.2
+        layer3.2
     end
 ```