diff --git a/src/Models/Reaction.cs b/src/Models/Reaction.cs
index ee9fa3d..115cfab 100644
--- a/src/Models/Reaction.cs
+++ b/src/Models/Reaction.cs
@@ -46,6 +46,7 @@ public class ReactionFiltering
         private const int DefaultLimit = 10;
         private int _limit = DefaultLimit;
         private ReactionFilter _filter = null;
+        private string _ranking = null;
 
         public ReactionFiltering WithLimit(int limit)
         {
@@ -67,10 +68,21 @@ internal ReactionFiltering WithActivityData()
 
         internal void Apply(RestRequest request)
         {
+            if (!string.IsNullOrEmpty(_ranking))
+            {
+                request.AddQueryParameter("ranking", _ranking);
+            }
+
             request.AddQueryParameter("limit", _limit.ToString());
             _filter?.Apply(request);
         }
 
+        public ReactionFiltering WithRanking(string ranking)
+        {
+            _ranking = ranking;
+            return this;
+        }
+
         internal bool IncludesActivityData => _filter.IncludesActivityData;
 
         public static ReactionFiltering Default => new ReactionFiltering().WithLimit(DefaultLimit);
diff --git a/src/Models/ReactionOptions.cs b/src/Models/ReactionOptions.cs
index d823bcb..dfb24b0 100644
--- a/src/Models/ReactionOptions.cs
+++ b/src/Models/ReactionOptions.cs
@@ -24,6 +24,7 @@ private enum OpType
 
         private string _userId;
         private string _childrenUserId;
+        private string _ranking;
 
         private ReactionOption()
         {
@@ -54,6 +55,9 @@ internal void Apply(RestRequest request)
 
             if (!string.IsNullOrWhiteSpace(_childrenUserId))
                 request.AddQueryParameter("children_user_id", _userId);
+
+            if (!string.IsNullOrWhiteSpace(_ranking))
+                request.AddQueryParameter("ranking", _userId);
         }
 
         public static ReactionOption With()
@@ -108,5 +112,11 @@ public ReactionOption ChildrenUserFilter(string value)
             _childrenUserId = value;
             return this;
         }
+
+        public ReactionOption RankingFilter(string ranking)
+        {
+            _ranking = ranking;
+            return this;
+        }
     }
 }