diff --git a/erpnext/accounts/report/cash_flow/cash_flow.py b/erpnext/accounts/report/cash_flow/cash_flow.py
index 626d185..cd3d8dc 100644
--- a/erpnext/accounts/report/cash_flow/cash_flow.py
+++ b/erpnext/accounts/report/cash_flow/cash_flow.py
@@ -187,5 +187,7 @@
 		},
 		"type": "bar"
 	}
+	
+	chart["fieldtype"] = "Currency"
 
-	return chart
\ No newline at end of file
+	return chart