diff --git a/echopype/tests/echodata/test_combine_integration.py b/echopype/tests/echodata/test_combine_integration.py
index cdd973afd..7f12b5cf1 100644
--- a/echopype/tests/echodata/test_combine_integration.py
+++ b/echopype/tests/echodata/test_combine_integration.py
@@ -1,5 +1,6 @@
 from textwrap import dedent
 from pathlib import Path
+import pytest
 
 import numpy as np
 import xarray as xr