diff --git a/app/logical/post_query_builder.rb b/app/logical/post_query_builder.rb
index d3712241e..5d9055f52 100644
--- a/app/logical/post_query_builder.rb
+++ b/app/logical/post_query_builder.rb
@@ -21,7 +21,11 @@ class PostQueryBuilder
     
     case arr[0]
     when :eq
-      relation.where(["#{field} = ?", arr[1]])
+      if arr[1].is_a?(Time)
+        relation.where("#{field} between ? and ?", arr[1].beginning_of_day, arr[1].end_of_day)
+      else
+        relation.where(["#{field} = ?", arr[1]])
+      end
 
     when :gt
       relation.where(["#{field} > ?", arr[1]])
diff --git a/app/logical/post_sets/popular.rb b/app/logical/post_sets/popular.rb
index 30550cd6c..99e4dd956 100644
--- a/app/logical/post_sets/popular.rb
+++ b/app/logical/post_sets/popular.rb
@@ -3,12 +3,12 @@ module PostSets
     attr_reader :date, :scale
     
     def initialize(date, scale)
-      @date = date.blank? ? Date.today : date.to_date
+      @date = date.blank? ? Time.zone.now : Time.zone.parse(date)
       @scale = scale
     end
     
     def posts
-      ::Post.where("created_at between ? and ?", min_date, max_date + 1).order("score desc").limit(limit)
+      ::Post.where("created_at between ? and ?", min_date.beginning_of_day, max_date.end_of_day).order("score desc").limit(limit)
     end
     
     def limit
diff --git a/app/models/tag.rb b/app/models/tag.rb
index 7be0e2675..2579e2088 100644
--- a/app/models/tag.rb
+++ b/app/models/tag.rb
@@ -174,7 +174,7 @@ class Tag < ActiveRecord::Base
 
       when :date
         begin
-          object.to_date
+          Time.zone.parse(object)
         rescue Exception
           nil
         end