diff --git a/RepoDb.Core/RepoDb.Tests/RepoDb.IntegrationTests/ExecuteQueryRawTest.cs b/RepoDb.Core/RepoDb.Tests/RepoDb.IntegrationTests/ExecuteQueryRawTest.cs
index a59408841..69665d7ca 100644
--- a/RepoDb.Core/RepoDb.Tests/RepoDb.IntegrationTests/ExecuteQueryRawTest.cs
+++ b/RepoDb.Core/RepoDb.Tests/RepoDb.IntegrationTests/ExecuteQueryRawTest.cs
@@ -399,6 +399,18 @@ public void TestSqlConnectionExecuteQueryTypeResultForNullableDateTimeWithNullRe
 
         #endregion
 
+
+        [TestMethod, ExpectedException(typeof(InvalidOperationException))]
+        public void ThrowExceptionOnSqlConnectionExecuteQueryTypeResultWithMoreColumns()
+        {
+            using (var connection = new SqlConnection(Database.ConnectionStringForRepoDb))
+            {
+                // Act
+                connection.ExecuteQuery<int>("SELECT 1 AS Column1, 2 AS Column2 UNION ALL SELECT 3, 4;").AsList();
+            }
+        }
+
+
         #endregion
 
         #region NonMapped