diff --git a/app/models/issue_query.rb b/app/models/issue_query.rb
index 155462c64..28f670774 100644
--- a/app/models/issue_query.rb
+++ b/app/models/issue_query.rb
@@ -684,4 +684,14 @@ class IssueQuery < Query
 
     joins.any? ? joins.join(' ') : nil
   end
+
+  def validate_query_filters
+    super
+
+    idx_issue_id = errors[:base].index{|message| /\A#{label_for('issue_id')}\s/.match?(message)}
+    return unless idx_issue_id
+    return if values_for('issue_id').any?{|v| v.blank? || !/\A[#]?\d+(\s*,\s*[#]?\d+)*\z/.match?(v)}
+
+    errors[:base].delete_at(idx_issue_id)
+  end
 end
diff --git a/test/unit/query_test.rb b/test/unit/query_test.rb
index 9a8bb3c84..a50247404 100644
--- a/test/unit/query_test.rb
+++ b/test/unit/query_test.rb
@@ -273,11 +273,17 @@ class QueryTest < ActiveSupport::TestCase
   end
 
   def test_operator_is_on_issue_id_should_accept_comma_separated_values
-    query = IssueQuery.new(:name => '_')
-    query.add_filter("issue_id", '=', ['1,3'])
-    issues = find_issues_with_query(query)
-    assert_equal 2, issues.size
-    assert_equal [1,3], issues.map(&:id).sort
+    [
+      ['1,3'], ['#1,#3'], ['1, 3']
+    ].each do |issue_ids|
+      query = IssueQuery.new(:name => '_')
+      query.add_filter('issue_id', '=', issue_ids)
+      assert query.valid?, query.errors.full_messages
+
+      issues = find_issues_with_query(query)
+      assert_equal 2, issues.size
+      assert_equal [1, 3], issues.map(&:id).sort
+    end
   end
 
   def test_operator_is_on_parent_id_should_accept_comma_separated_values