Index: /issm/trunk-jpl/src/m/classes/SMBd18opdd.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/SMBd18opdd.py	(revision 21711)
+++ /issm/trunk-jpl/src/m/classes/SMBd18opdd.py	(revision 21712)
@@ -84,5 +84,5 @@
 		self.rlapslgm   = 6.5
 		self.dpermil    = 2.4
-      self.f          = 0.169
+		self.f          = 0.169
 		return self
 	#}}}
@@ -101,5 +101,6 @@
 				md = checkfield(md,'fieldname','smb.delta18o','NaN',1,'Inf',1,'size',[2,np.nan],'singletimeseries',1)
 				md = checkfield(md,'fieldname','smb.dpermil','>=',0,'numel',[1])
-		      md = checkfield(md,'fieldname','smb.f','>=',0,'numel',[1])
+				md = checkfield(md,'fieldname','smb.f','>=',0,'numel',[1])
+
 		md = checkfield(md,'fieldname','masstransport.requested_outputs','stringrow',1)