diff --git a/workflow/tests/test_overlap_peaks.py b/workflow/tests/test_overlap_peaks.py
index db22fb868d474ed5e0ede4c84ae08d874935caf6..409b3ed72981e146492c960298e10c1161ffa5a5 100644
--- a/workflow/tests/test_overlap_peaks.py
+++ b/workflow/tests/test_overlap_peaks.py
@@ -35,7 +35,7 @@ def test_check_update_design(design_diff):
 def test_overlap_peaks_singleend():
     assert os.path.exists(os.path.join(test_output_path, 'ENCSR238SGC.rejected.narrowPeak'))
     peak_file = test_output_path + 'ENCSR238SGC.replicated.narrowPeak'
-    assert utils.count_lines(peak_file) == 150096
+    assert utils.count_lines(peak_file) == 150302
 
 
 def test_call_peaks_macs_pairedend():