diff --git a/src/main/java/net/lab1024/smartdb/sqlbuilder/impl/oracle/OracleConst.java b/src/main/java/net/lab1024/smartdb/sqlbuilder/impl/oracle/OracleConst.java
index 2db8d33..6faa375 100644
--- a/src/main/java/net/lab1024/smartdb/sqlbuilder/impl/oracle/OracleConst.java
+++ b/src/main/java/net/lab1024/smartdb/sqlbuilder/impl/oracle/OracleConst.java
@@ -4,5 +4,5 @@
  * oracle
  */
 public class OracleConst {
-    static final String RESERVED_WORD_CHAR = "\"";
+    static final String RESERVED_WORD_CHAR = "";
 }