diff --git a/accounts/doctype/account/account.txt b/accounts/doctype/account/account.txt
index b29c617..bf48a24 100644
--- a/accounts/doctype/account/account.txt
+++ b/accounts/doctype/account/account.txt
@@ -455,7 +455,8 @@
 		'description': "Don't delete this field at any cost",
 		'doctype': 'DocField',
 		'fieldname': 'old_parent',
-		'fieldtype': 'Data',
+		'fieldtype': 'Link',
+		'options': 'Account', 
 		'hidden': 1,
 		'idx': 24,
 		'label': 'Old Parent',
@@ -517,4 +518,4 @@
 		'oldfieldtype': 'Small Text',
 		'permlevel': 1
 	}
-]
\ No newline at end of file
+]
diff --git a/patches/patch.py b/patches/patch.py
index 40e7d3a..be26d71 100644
--- a/patches/patch.py
+++ b/patches/patch.py
@@ -1,7 +1,7 @@
 # REMEMBER to update this
 # ========================
 
-last_patch = 334
+last_patch = 335
 
 #-------------------------------------------
 
@@ -1345,3 +1345,5 @@
 		p.add_permission('Print Format', 'System Manager', 0, read = 1, write=1, create=1)
 	elif patch_no == 334:
 		reload_doc('knowledge_base', 'doctype', 'answer')
+	elif patch_no == 335:
+		sql("update `tabDocField` set fieldtype = 'Link', options = 'Account' where fieldname = 'old_parent' and parent = 'Account'")