diff --git a/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/OtherTest.cs b/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/OtherTest.cs
index d1bbdd0d..f29fa7d3 100644
--- a/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/OtherTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/OtherTest.cs
@@ -67,6 +67,7 @@ namespace FreeSql.Tests.PostgreSQLExpression
 
             var sql1 = select.Where(a => a.testFieldIntArray.Contains(1)).ToList();
             var sql2 = select.Where(a => a.testFieldIntArray.Contains(1) == false).ToList();
+            var sql121 = select.Where(a => a.testFieldStringArray.Contains("aaa") == false).ToList();
 
             //in not in
             var sql111 = select.Where(a => new[] { 1, 2, 3 }.Contains(a.testFieldInt)).ToList();
diff --git a/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs b/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs
index 5eca4047..d610ba85 100644
--- a/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs
+++ b/Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLExpression.cs
@@ -135,7 +135,13 @@ namespace FreeSql.Odbc.PostgreSQL
                                 if (left.StartsWith("(") || left.EndsWith(")"))
                                     return $"{right1} in {left}";
                                 if (right1.StartsWith("(") || right1.EndsWith(")")) right1 = $"array[{right1.TrimStart('(').TrimEnd(')')}]";
-                                return $"({left} @> array[{right1}])";
+                                right1 = $"array[{right1}]";
+                                if (objExp != null)
+                                {
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    if (dbinfo.HasValue) right1 = $"{right1}::{dbinfo.Value.dbtype}";
+                                }
+                                return $"({left} @> {right1})";
                             case "Concat":
                                 if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
                                 var right2 = getExp(callExp.Arguments[argIndex]);
diff --git a/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs b/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs
index 788f3ae2..6c203306 100644
--- a/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs
+++ b/Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs
@@ -164,7 +164,13 @@ namespace FreeSql.PostgreSQL
                                 if (left.StartsWith("(") || left.EndsWith(")"))
                                     return $"{right1} in {left}";
                                 if (right1.StartsWith("(") || right1.EndsWith(")")) right1 = $"array[{right1.TrimStart('(').TrimEnd(')')}]";
-                                return $"({left} @> array[{right1}])";
+                                right1 = $"array[{right1}]";
+                                if (objExp != null)
+                                {
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    if (dbinfo.HasValue) right1 = $"{right1}::{dbinfo.Value.dbtype}";
+                                }
+                                return $"({left} @> {right1})";
                             case "Concat":
                                 if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
                                 var right2 = getExp(callExp.Arguments[argIndex]);