diff --git a/tests/test_parmparse.py b/tests/test_parmparse.py
index 779c6cb0..6f5c5c25 100644
--- a/tests/test_parmparse.py
+++ b/tests/test_parmparse.py
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+import os
 
 import amrex.space3d as amr
 
@@ -8,7 +9,8 @@ def test_parmparse():
     ncell = 10
     dt = 0.0
     pp = amr.ParmParse("")
-    pp.addfile("./parmparse_inputs")
+    dir_name = os.path.dirname(__file__)
+    pp.addfile(dir_name+"/parmparse_inputs")
     pp_param = amr.ParmParse("param")
     (_, ncell) = pp_param.query_int("ncell")
     dt = pp_param.get_real("dt")