diff --git a/CHANGELOG.md b/CHANGELOG.md
index c6fdc35a1699d7b88949ae5d63eaa7fa567eb10c..dbd355a555159f72fa7f1f2ed746d3e68c30dbd1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,9 @@
 ## 2022-08-24
 
 - Add book.json to manually define GitBook configuration; let's see if that helps with some outstanding oddities
-- Add "hints" GitBook plugin
+- Add GitBook plugins:
+    - "hints"
+    - "folding-chapters"
 
 ## 2022-08-23
 
diff --git a/book.json b/book.json
index ce90fce64a643d4f34940e9b12e7513221743e72..910a9a733b8c956c623d014068c5be03986161c8 100644
--- a/book.json
+++ b/book.json
@@ -5,5 +5,5 @@
         "readme": "index.md",
         "summary": "SUMMARY.md"
     },
-    "plugins": ["hints"]
+    "plugins": ["hints", "folding-chapters"]
 }