diff --git a/modules/19_benchmarking/benchmarking_dev.py b/modules/19_benchmarking/benchmarking_dev.py
index 92534abd..b1e4ddd1 100644
--- a/modules/19_benchmarking/benchmarking_dev.py
+++ b/modules/19_benchmarking/benchmarking_dev.py
@@ -156,10 +156,8 @@ import tracemalloc
 from typing import Dict, List, Tuple, Any, Optional, Callable, Union
 from dataclasses import dataclass, field
 from pathlib import Path
-import json
 import platform
 from contextlib import contextmanager
-import warnings
 
 # Optional dependency for visualization only
 try:
diff --git a/modules/20_capstone/capstone_dev.py b/modules/20_capstone/capstone_dev.py
index 8b54d73c..639facf1 100644
--- a/modules/20_capstone/capstone_dev.py
+++ b/modules/20_capstone/capstone_dev.py
@@ -192,11 +192,9 @@ This capstone demonstrates the complete workflow of professional ML competitions
 
 # %% nbgrader={"grade": false, "grade_id": "imports", "solution": true}
 import numpy as np
-import time
 import json
 from pathlib import Path
 from typing import Dict, List, Tuple, Optional, Any
-import matplotlib.pyplot as plt
 
 # Import competition and benchmarking modules
 ### BEGIN SOLUTION