diff --git a/openTEPES/openTEPES_OutputResults.py b/openTEPES/openTEPES_OutputResults.py
index 9b04c4d6..19c3926a 100644
--- a/openTEPES/openTEPES_OutputResults.py
+++ b/openTEPES/openTEPES_OutputResults.py
@@ -1677,8 +1677,8 @@ def oT_selecting_data(p,sc,n):
         line_df['width'      ] = 0.0
         line_df['lon'        ] = 0.0
         line_df['lat'        ] = 0.0
-        line_df['ni'         ] = list(mTEPES.nd)[0]
-        line_df['nf'         ] = list(mTEPES.nd)[0]
+        line_df['ni'         ] = '0.0'
+        line_df['nf'         ] = '0.0'
         line_df['cc'         ] = 0.0
 
         line_df = line_df.groupby(level=[0,1]).sum(numeric_only=True)