diff --git a/dialects/dialect.go b/dialects/dialect.go
index b6c0853a..c234f19a 100644
--- a/dialects/dialect.go
+++ b/dialects/dialect.go
@@ -206,7 +206,7 @@ func (db *Base) DropIndexSQL(tableName string, index *schemas.Index) string {
 // ModifyColumnSQL returns a SQL to modify SQL
 func (db *Base) ModifyColumnSQL(tableName string, col *schemas.Column) string {
 	s, _ := ColumnString(db.dialect, col, false)
-	return fmt.Sprintf("ALTER TABLE %s MODIFY COLUMN %s", tableName, s)
+	return fmt.Sprintf("ALTER TABLE %s MODIFY COLUMN %s", db.quoter.Quote(tableName), s)
 }
 
 // ForUpdateSQL returns for updateSQL
diff --git a/dialects/mssql.go b/dialects/mssql.go
index ab010eb0..323c2b80 100644
--- a/dialects/mssql.go
+++ b/dialects/mssql.go
@@ -423,7 +423,7 @@ func (db *mssql) DropTableSQL(tableName string) (string, bool) {
 
 func (db *mssql) ModifyColumnSQL(tableName string, col *schemas.Column) string {
 	s, _ := ColumnString(db.dialect, col, false)
-	return fmt.Sprintf("ALTER TABLE %s ALTER COLUMN %s", tableName, s)
+	return fmt.Sprintf("ALTER TABLE %s ALTER COLUMN %s", db.quoter.Quote(tableName), s)
 }
 
 func (db *mssql) IndexCheckSQL(tableName, idxName string) (string, []interface{}) {
diff --git a/dialects/postgres.go b/dialects/postgres.go
index 6b5a8b2f..2cc46371 100644
--- a/dialects/postgres.go
+++ b/dialects/postgres.go
@@ -988,10 +988,10 @@ func (db *postgres) IsTableExist(queryer core.Queryer, ctx context.Context, tabl
 func (db *postgres) ModifyColumnSQL(tableName string, col *schemas.Column) string {
 	if len(db.getSchema()) == 0 || strings.Contains(tableName, ".") {
 		return fmt.Sprintf("alter table %s ALTER COLUMN %s TYPE %s",
-			tableName, col.Name, db.SQLType(col))
+			db.quoter.Quote(tableName), db.quoter.Quote(col.Name), db.SQLType(col))
 	}
 	return fmt.Sprintf("alter table %s.%s ALTER COLUMN %s TYPE %s",
-		db.getSchema(), tableName, col.Name, db.SQLType(col))
+		db.quoter.Quote(db.getSchema()), db.quoter.Quote(tableName), db.quoter.Quote(col.Name), db.SQLType(col))
 }
 
 func (db *postgres) DropIndexSQL(tableName string, index *schemas.Index) string {