diff --git a/zipline/finance/risk.py b/zipline/finance/risk.py
index 06a683b4..413383b0 100644
--- a/zipline/finance/risk.py
+++ b/zipline/finance/risk.py
@@ -123,6 +123,7 @@ class RiskMetrics():
         Creates a dictionary representing the state of the risk report.
         Returns a dict object of the form:
         """
+        period_label = self.end_date.strftime("%Y-%m")
         return {
             'trading_days'          : self.trading_days,
             'benchmark_volatility'  : self.benchmark_volatility,
@@ -134,7 +135,8 @@ class RiskMetrics():
             'beta'                  : self.beta,
             'alpha'                 : self.alpha,
             'excess_return'         : self.excess_return,
-            'max_drawdown'          : self.max_drawdown
+            'max_drawdown'          : self.max_drawdown,
+            'period_label'          : period_label
         }
 
     def __repr__(self):
@@ -345,7 +347,7 @@ class RiskReport():
             '1_month'    : [x.to_dict() for x in self.month_periods],
             '3_month'    : [x.to_dict() for x in self.three_month_periods],
             '6_month'    : [x.to_dict() for x in self.six_month_periods],
-            '12_month'   : [x.to_dict() for x in self.month_periods]
+            '12_month'   : [x.to_dict() for x in self.year_periods]
         }
 
     def periodsInRange(self, months_per, start, end):