diff --git a/src/index.tsx b/src/index.tsx
index 4c84046..62c35c4 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -145,6 +145,7 @@ export type DateRangeFilter = {
 
 export type DatetimeRangeAggregationInput = {
   endDatetime: Scalars["DateTime"]["input"];
+  feature?: Scalars["String"]["input"];
   interval: TimeInterval;
   startDatetime: Scalars["DateTime"]["input"];
 };
@@ -1914,10 +1915,15 @@ export type TargetMetricsGql = {
 };
 
 export type TimeInterval = {
+  /**
+   * Example usage:
+   * True eg 1/15-3/15 => [(1/15,1/31), (2/1,2/28), (3/1,3/15)]
+   * False eg 1/15-2/15 => [(1/15,2/15), (2/16,3/15)]
+   */
+  calendarAlignedMonths?: Scalars["Boolean"]["input"];
   days?: InputMaybe<Scalars["Int"]["input"]>;
   hours?: InputMaybe<Scalars["Int"]["input"]>;
   minutes?: InputMaybe<Scalars["Int"]["input"]>;
-  /** Assumes a month is 30 days long */
   months?: InputMaybe<Scalars["Int"]["input"]>;
   /** A second is the base unit and cannot be subdivided */
   seconds?: InputMaybe<Scalars["Int"]["input"]>;
diff --git a/src/schema.gql b/src/schema.gql
index d75c6d2..20dc7d8 100644
--- a/src/schema.gql
+++ b/src/schema.gql
@@ -99,6 +99,7 @@ input DatetimeRangeAggregationInput {
   startDatetime: DateTime!
   endDatetime: DateTime!
   interval: TimeInterval!
+  feature: String! = "created_at"
 }
 
 """
@@ -115,16 +116,19 @@ input TimeInterval {
   hours: Int = 0
   days: Int = 0
   weeks: Int = 0
-
-  """
-  Assumes a month is 30 days long
-  """
   months: Int = 0
 
   """
   Assumes a year is 365 days long
   """
   years: Int = 0
+
+  """
+  Example usage:
+  True eg 1/15-3/15 => [(1/15,1/31), (2/1,2/28), (3/1,3/15)]
+  False eg 1/15-2/15 => [(1/15,2/15), (2/16,3/15)]
+  """
+  calendarAlignedMonths: Boolean! = true
 }
 
 input FilterInput @oneOf {