diff --git a/.eslintrc.json b/.eslintrc.json
index b7ea4a8..0eedb70 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -4,7 +4,7 @@
 		"browser": false
 	},
 	"parserOptions": {
-		"ecmaVersion": 2021,
+		"ecmaVersion": 2023,
 		"sourceType": "script"
 	},
 	"globals": {
diff --git a/lesson-plans/group-project-intro/README.md b/lesson-plans/group-project-intro/README.md
index 3ff19eb..e6fec75 100644
--- a/lesson-plans/group-project-intro/README.md
+++ b/lesson-plans/group-project-intro/README.md
@@ -57,6 +57,7 @@ To prepare for the group project you can:
     debugger?
   - How is the user's data processed? Is it stored between interactions?
 - _Small Groups_: Continue studying the example programs.
+
   - Try making small changes and seeing what happens!
 
 - _All Together_: Read through the
diff --git a/lesson-plans/sabotage/README.md b/lesson-plans/sabotage/README.md
index b1e8390..1c0de98 100644
--- a/lesson-plans/sabotage/README.md
+++ b/lesson-plans/sabotage/README.md
@@ -2,19 +2,19 @@
 
 A fun lesson. You'll form groups of 3 and study different coding challenges:
 
-- __10__ mins: In your groups, pick a coding challenge you want to study.
+- **10** mins: In your groups, pick a coding challenge you want to study.
   - Write tests for it
   - Pass the tests (in more than one way if you have time)
-- __10__ mins: Trade functions + tests with another group
+- **10** mins: Trade functions + tests with another group
   - study their tests and solution(s)
   - add 2 mistakes to their function
   - add 2 mistakes to their tests
-- __10__ mins: Trade with a _different_ group so you need to fix a function you
+- **10** mins: Trade with a _different_ group so you need to fix a function you
   didn't write.
   - find the mistakes
   - fix the mistakes
   - prepare a short retro to present with the class
-- __10__ mins: Each group presents the code they fixed:
+- **10** mins: Each group presents the code they fixed:
   - what went well
   - what went less well
   - lessons learned
diff --git a/lesson-plans/util-functions/README.md b/lesson-plans/util-functions/README.md
index ce39a74..c9872e3 100644
--- a/lesson-plans/util-functions/README.md
+++ b/lesson-plans/util-functions/README.md
@@ -37,6 +37,7 @@ understand and test.
 - _Small Groups_: Work on the exercises from `./1-primitives`
   - Try making small changes and seeing what happens!
 - _All Together_: Recap! Each group quickly presents
+
   - what was hard
   - what went well
   - lessons learned