diff --git a/mybatis-plus-extension/src/main/java/com/baomidou/mybatisplus/extension/plugins/pagination/DialectFactory.java b/mybatis-plus-extension/src/main/java/com/baomidou/mybatisplus/extension/plugins/pagination/DialectFactory.java
index 0d0b020345735b18d647b7e909b5fc9eaafde4e2..d710ef94d939ae8755ace8b6ff502d2b93996bc0 100644
--- a/mybatis-plus-extension/src/main/java/com/baomidou/mybatisplus/extension/plugins/pagination/DialectFactory.java
+++ b/mybatis-plus-extension/src/main/java/com/baomidou/mybatisplus/extension/plugins/pagination/DialectFactory.java
@@ -80,6 +80,8 @@ public class DialectFactory {
                 dialect = new SybaseDialect();
             } else if (dbType == DbType.GBASEDBT) {
                 dialect = new GBasedbtDialect();
+            }else if (dbType == DbType.FIREBIRD){
+                dialect = new FirebirdDialect();
             }
             DIALECT_ENUM_MAP.put(dbType, dialect);
         }