diff --git a/pgdb.py b/pgdb.py
index 402d778..a96cb97 100644
--- a/pgdb.py
+++ b/pgdb.py
@@ -119,12 +119,12 @@ class Db(object):
 
     def usr_add(self, us, passw):
         sql = "CREATE ROLE "+self.sanitize(us)+" WITH NOSUPERUSER NOCREATEDB NOCREATEROLE NOCREATEUSER LOGIN PASSWORD '"+self.sanitize(passw)+"';"
-	usra = self._runsql(sql)
+        usra = self._runsql(sql)
         return usra
 
     def usr_delete(self, us):
         sql = "DROP ROLE IF EXISTS "+self.sanitize(us)+";"
-	usrd = self._runsql(sql)
+        usrd = self._runsql(sql)
         return usrd
     
     def sanitize(self,s):