diff --git a/csst_ifs_sim/csst_ifs_sim.py b/csst_ifs_sim/csst_ifs_sim.py
index fe2a8da67016fba50744d8529175820b0ff51e25..bf647ea2c38bc579a360b4d3b57d42c8cc2b54e6 100644
--- a/csst_ifs_sim/csst_ifs_sim.py
+++ b/csst_ifs_sim/csst_ifs_sim.py
@@ -1266,9 +1266,9 @@ class IFSsimulator():
         """
         # self.log.info('Reading in cosmic ray information from %s and %s' % (self.information['cosmicraylengths'],
         #                                                                     self.information['cosmicraydistance']))
-        
+        print(self.information)
         crLengths = np.loadtxt(
-            self.information['dir_path']+self.information['cosmicraylengths'])
+            self.information['dir_path']+self.information['cosmicraylengths']) 
         crDists = np.loadtxt(
             self.information['dir_path']+self.information['cosmicraydistance'])
 
diff --git a/ifs_data/IFS_sim_C90.config b/ifs_data/IFS_sim_C90.config
index 0c3ff133c817f34b4f0c944a535cefb459715eab..936de42a13680f3f3ea6a397527f488d2c0c7e3c 100644
--- a/ifs_data/IFS_sim_C90.config
+++ b/ifs_data/IFS_sim_C90.config
@@ -103,7 +103,7 @@ cosmeticsFile_r =IFS_inputdata/Cosmetics_r.txt
 
 
 ###comicray information file
-cosmicraylengths =IFS_inputdata/cdf_cr_length.dat
+cosmicraylengths=IFS_inputdata/cdf_cr_length.dat
 cosmicraydistance=IFS_inputdata/cdf_cr_total.dat 
 
 #apply multiplicative flatfield (to emulate pixel-to-pixel non-uniformity)?