diff --git a/hippounit/utils.py b/hippounit/utils.py
index 70968a9..b6865d8 100644
--- a/hippounit/utils.py
+++ b/hippounit/utils.py
@@ -112,7 +112,7 @@ def compile_default_NMDA(self):
 
     def load_mod_files(self):
 
-        h.nrn_load_dll(self.modelpath + self.libpath)
+        h.nrn_load_dll(str(self.modelpath + self.libpath))
 
 
     def initialise(self):
@@ -124,7 +124,7 @@ def initialise(self):
 
 
         h.load_file("stdrun.hoc")
-        h.load_file(self.hocpath)
+        h.load_file(str(self.hocpath))
 
         if self.soma is None and self.SomaSecList_name is None:
             raise Exception("Please give the name of the soma (eg. model.soma=\"soma[0]\"), or the name of the somatic section list (eg. model.SomaSecList_name=\"somatic\")")
@@ -893,7 +893,7 @@ def compile_mod_files_BPO(self):
 
     def load_mod_files(self):
 
-        h.nrn_load_dll(self.modelpath + self.libpath)
+        h.nrn_load_dll(str(self.modelpath + self.libpath))
 
     def setup_dirs(self, model_dir=""):
 
diff --git a/setup.py b/setup.py
index e334b1c..4272d21 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@ def package_files(directory):
 
 setup(
     name='hippounit',
-    version='1.2.5',
+    version='1.2.6',
     author='Sara Saray, Szabolcs Kali, Christian Rossert, Andrew Davison, Shailesh Appukuttan',
     author_email='saray.sara@koki.mta.hu, kali@koki.hu, christian.rossert@epfl.ch, andrew.davison@unic.cnrs-gif.fr, shailesh.appukuttan@unic.cnrs-gif.fr',
     packages=['hippounit', 'hippounit.tests', 'hippounit.capabilities', 'hippounit.scores'],