diff --git a/manifest.json b/manifest.json
index 17bb219c..c9e93faa 100644
--- a/manifest.json
+++ b/manifest.json
@@ -126,8 +126,8 @@
 		"08-10",
 		"08-11",
 		"08-12",
+		"08-13",
 		"08-14",
-		"08-15",
 		"08-reference",
 		"09-title",
 		"09-01",