diff --git a/csst_mci_sim/csst_mci_sim.py b/csst_mci_sim/csst_mci_sim.py
index 35c045b085f8480131fab058e9dd100b41490db0..3e538aee0ed41eb01239067d3f9da5f8529f829c 100644
--- a/csst_mci_sim/csst_mci_sim.py
+++ b/csst_mci_sim/csst_mci_sim.py
@@ -1576,13 +1576,13 @@ class MCIsimulator():
         self.filter_psf=dict()
         
         filtername=self.filter_g
-        self.filter_psf['g']=np.load(information['dir_path']+'MCI_inputData/PSF/'+filtername+'_PSF.npy', allow_pickle=True).item()
+        self.filter_psf['g']=np.load(self.information['dir_path']+'MCI_inputData/PSF/'+filtername+'_PSF.npy', allow_pickle=True).item()
         
         filtername=self.filter_r
-        self.filter_psf['r']=np.load(information['dir_path']+'MCI_inputData/PSF/'+filtername+'_PSF.npy', allow_pickle=True).item()
+        self.filter_psf['r']=np.load(self.information['dir_path']+'MCI_inputData/PSF/'+filtername+'_PSF.npy', allow_pickle=True).item()
         
         filtername=self.filter_i
-        self.filter_psf['i']=np.load(information['dir_path']+'MCI_inputData/PSF/'+filtername+'_PSF.npy', allow_pickle=True).item()
+        self.filter_psf['i']=np.load(self.information['dir_path']+'MCI_inputData/PSF/'+filtername+'_PSF.npy', allow_pickle=True).item()
        
         return  
     
@@ -5607,6 +5607,8 @@ def runMCIsim(sourcein,configfile,dir_path,iLoop):
     
     sim[iLoop].information['dir_path'] = dir_path
     
+    print('sim.information dir_path', dir_path)
+    
     sim[iLoop].simulate(iLoop)   
        
     return
diff --git a/tests/test_mci_sim.py b/tests/test_mci_sim.py
index 0d1b767dffc66d002c1b81858f40eebb3df2463e..b03b1a83c4c7447cdef5f380dabc44057891f204 100644
--- a/tests/test_mci_sim.py
+++ b/tests/test_mci_sim.py
@@ -47,6 +47,7 @@ class TestDemoFunction(unittest.TestCase):
         print(configfile)
                 
         csst_mci_sim.runMCIsim(sourcein,  configfile, dir_path, 1)
+        
         self.assertEqual(
             0 , 1,
             "case 1: SCI sim passes.",