diff --git a/README.md b/README.md
index 8da41b0..ec148a6 100644
--- a/README.md
+++ b/README.md
@@ -10,8 +10,8 @@ Over a year ago (early 2022) I did a job search, and some of the interview proce
 
 - [ ] implement token bucket
   - [ ] in-app
-    - [x] in-memory
-    - [ ] redis
+    - [x] in-memory, lazy refill
+    - [ ] redis, process to refill
 - [ ] implement leaky bucket
   - in-app
     - [x] redis
diff --git a/my_limiter/algos.py b/my_limiter/algos.py
index b210abf..ed734f0 100644
--- a/my_limiter/algos.py
+++ b/my_limiter/algos.py
@@ -33,8 +33,6 @@ def leaking_bucket_enqueue(identifier: str, data: str) -> None:
 
     Requests are pulled from the queue and processed at regular intervals in
     `leaking_bucket_dequeue`
-    TODO: implement `leaking_bucket_dequeue`
-      - [ ] done
     """
     store_name = f"{STORE_NAME_PREFIX_LEAKING_BUCKET}:{identifier}"
 
@@ -89,7 +87,7 @@ def get_entry_from_token_bucket(identifier: str) -> dict | None:
     return TOKEN_BUCKET.get(identifier)
 
 
-def token_bucket(identifier: str) -> str:
+def token_bucket_in_memory_lazy_refill(identifier: str) -> str:
     """
     Tokens are put in the bucket at preset rates periodically.
     Once the bucket is full, no more tokens are added.