diff --git a/test/test_main.py b/test/test_main.py
index 65b9a89..e8a2e06 100644
--- a/test/test_main.py
+++ b/test/test_main.py
@@ -91,7 +91,7 @@ def test_full():
         cmd = cmd.format(sharedir, wk)
         subprocess.call(cmd.split())
 
-        stat = subprocess.call("sh mapper.sh".split(), cwd=wk)
+        stat = subprocess.call("bash mapper.sh".split(), cwd=wk)
 
         assert os.path.exists(wk + "/multiqc/multiqc_report.html")