diff --git a/erpnext/hr/doctype/salary_structure/salary_structure.py b/erpnext/hr/doctype/salary_structure/salary_structure.py
index 9fec473..48d67fc 100644
--- a/erpnext/hr/doctype/salary_structure/salary_structure.py
+++ b/erpnext/hr/doctype/salary_structure/salary_structure.py
@@ -38,15 +38,14 @@
 					have_a_flexi = True
 					max_of_component = frappe.db.get_value("Salary Component", earning_component.salary_component, "max_benefit_amount")
 					flexi_amount += max_of_component
-			if have_a_flexi and self.max_benefits == 0:
+			if have_a_flexi and flt(self.max_benefits) == 0:
 				frappe.throw(_("Max benefits should be greater than zero to dispense benefits"))
-			if have_a_flexi and self.max_benefits > flexi_amount:
+			if have_a_flexi and flt(self.max_benefits) > flexi_amount:
 				frappe.throw(_("Total flexible benefit component amount {0} should not be less \
 				than max benefits {1}").format(flexi_amount, self.max_benefits))
-		if not have_a_flexi and self.max_benefits > 0:
+		if not have_a_flexi and flt(self.max_benefits) > 0:
 			frappe.throw(_("Salary Structure should have flexible benefit component(s) to dispense benefit amount"))
 
-
 @frappe.whitelist()
 def make_salary_slip(source_name, target_doc = None, employee = None, as_print = False, print_format = None):
 	def postprocess(source, target):
diff --git a/erpnext/patches/v11_0/set_salary_component_properties.py b/erpnext/patches/v11_0/set_salary_component_properties.py
new file mode 100644
index 0000000..8cc3a33
--- /dev/null
+++ b/erpnext/patches/v11_0/set_salary_component_properties.py
@@ -0,0 +1,13 @@
+import frappe
+
+def execute():
+    frappe.db.sql("update `tabSalary Component` set is_payable=1, is_tax_applicable=1 where type='Earning'")
+    frappe.db.sql("update `tabSalary Component` set is_payable=0 where type='Deduction'")
+
+    frappe.db.sql("""update `tabSalary Component` set variable_based_on_taxable_salary=1
+        where type='Deduction' and name in ('TDS', 'Tax Deducted at Source')""")
+
+    frappe.db.sql("""update `tabSalary Detail` set is_tax_applicable=1 
+        where parentfield='earnings' and statistical_component=0""")
+    frappe.db.sql("""update `tabSalary Detail` set variable_based_on_taxable_salary=1 
+        where parentfield='deductions' and salary_component in ('TDS', 'Tax Deducted at Source')""")
\ No newline at end of file