diff --git a/regrid.py b/regrid.py
index b21b217..3231579 100755
--- a/regrid.py
+++ b/regrid.py
@@ -259,7 +259,7 @@ def is_var_temp_or_salt(src_var, dest_var):
     for v in [src_var.lower(), dest_var.lower()]:
         if v == 'salt' or v == 'vosaline' or v == 'practical_salinity':
             return 'salt'
-        if v == 'temp' or v == 'votemper' or v == 'pottmp' or v == 'potential_temperature':
+        if v == 'temp' or v == 'votemper' or v == 'pottmp' or v == 'potential_temperature' or v == 'conservative_temperature':
             return 'temp'
 
 def check_src_data_ranges(src_data, temp_or_salt):