diff --git a/src/kbmod/analysis_utils.py b/src/kbmod/analysis_utils.py
index e6afc748..a249b92d 100644
--- a/src/kbmod/analysis_utils.py
+++ b/src/kbmod/analysis_utils.py
@@ -2,10 +2,8 @@
 import os
 import time
 
-from astropy.io import fits
-from astropy.wcs import WCS
 import numpy as np
-from scipy.special import erfinv  # import mpmath
+from scipy.special import erfinv
 
 import kbmod.search as kb
 
diff --git a/src/kbmod/data_interface.py b/src/kbmod/data_interface.py
index 6778db91..2b146eb4 100644
--- a/src/kbmod/data_interface.py
+++ b/src/kbmod/data_interface.py
@@ -1,18 +1,13 @@
-import multiprocessing as mp
 import os
-import time
 
 from astropy.io import fits
 from astropy.wcs import WCS
 import numpy as np
-from scipy.special import erfinv  # import mpmath
 
 import kbmod.search as kb
 
 from .file_utils import *
-from .filters.clustering_filters import DBSCANFilter
 from .filters.stats_filters import *
-from .result_list import ResultList, ResultRow
 
 
 class Interface: