diff --git a/setup.py b/setup.py
index 8313ffd..1e6c9e9 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,5 @@
 import os
 import sys
-import subprocess
-import shutil
 
 try:
     import setuptools
diff --git a/severus/bam_processing.py b/severus/bam_processing.py
index 873bd6e..6875773 100644
--- a/severus/bam_processing.py
+++ b/severus/bam_processing.py
@@ -3,7 +3,6 @@
 import bisect
 from collections import  defaultdict
 import logging
-import datetime
 
 logger = logging.getLogger()
 COV_WINDOW_MM  = 1000
diff --git a/severus/build_graph.py b/severus/build_graph.py
index dbcc93b..202a144 100644
--- a/severus/build_graph.py
+++ b/severus/build_graph.py
@@ -5,7 +5,6 @@
 from collections import defaultdict
 import logging
 import numpy as np
-import plotly
 import plotly.graph_objects as go
 
 from severus.breakpoint_finder import get_genomic_segments, cluster_indels, output_readids