diff --git a/unit-tests/Data4Test.py b/unit-tests/Data4Test.py
index 3ab4de944f609d978406d9de9e209ecfbda191d9..20ebf2a53283b50477383838de5effdfdad3e77e 100755
--- a/unit-tests/Data4Test.py
+++ b/unit-tests/Data4Test.py
@@ -1,7 +1,7 @@
 import os
 
-from _modules.IData_handling import genomeFastaRecovery,totReads
-from _modules.main_utils import inputRawDataArgs,functionalParms,InputDerivedDataArgs,technicalParms
+from phagetermvirome.IData_handling import genomeFastaRecovery,totReads
+from phagetermvirome.main_utils import inputRawDataArgs,functionalParms,InputDerivedDataArgs,technicalParms
 
 TEST_DIR_PATH = os.path.dirname(os.path.abspath(__file__))
 TEST_DATA_PATH = os.path.join(TEST_DIR_PATH, "..", "test-data")
diff --git a/unit-tests/test_functions_PhageTerm_for_multi.py b/unit-tests/test_functions_PhageTerm_for_multi.py
index 7e84e1181ee9f542068cf86921298d32aaf641e0..bfcec8993907046887d54b63cb6d3eb6bc2427a7 100755
--- a/unit-tests/test_functions_PhageTerm_for_multi.py
+++ b/unit-tests/test_functions_PhageTerm_for_multi.py
@@ -6,7 +6,7 @@
 
 import sys
 sys.path.append("..")
-sys.path.append("../_modules")
+sys.path.append("../phagetermvirome")
 
 import unittest
 import numpy as np
@@ -14,9 +14,9 @@ import os
 import shutil
 
 from Data4Test import buildTestData, Data4Test
-from _modules.functions_PhageTerm import readsCoverage
-from _modules.readsCoverage_res import loadRCRes,RCRes,RCCheckpoint_handler
-from _modules.debug_utils import ReadMappingInfoLogger
+from phagetermvirome.functions_PhageTerm import readsCoverage
+from phagetermvirome.readsCoverage_res import loadRCRes,RCRes,RCCheckpoint_handler
+from phagetermvirome.debug_utils import ReadMappingInfoLogger
 
 
 
@@ -71,7 +71,7 @@ class Test_functions_Phageterm (unittest.TestCase):
     #
     # # VL: start basic testing of sum_reads_coverage_for_seq for multimachine mode
     def test_basic_sum_readsCoverage_for_seq(self):
-        from _modules.seq_processing import sum_readsCoverage_for_seq
+        from phagetermvirome.seq_processing import sum_readsCoverage_for_seq
         d=Data4Test("data/G-janv_S2_R1_001.fastq.500","data/seq1_2_3.fasta", paired="data/G-janv_S2_R2_001.fastq.500", \
                     hostseq="", seed=20, edge=500, insert_max=1000, limit_coverage=11, virome=0)
         dir_cov_res=os.path.join(os.getcwd(),"data")