diff --git a/src/main/java/com/alibaba/druid/filter/wall/WallFilter.java b/src/main/java/com/alibaba/druid/filter/wall/WallFilter.java
index d90da8a0a2..9319b55cc0 100644
--- a/src/main/java/com/alibaba/druid/filter/wall/WallFilter.java
+++ b/src/main/java/com/alibaba/druid/filter/wall/WallFilter.java
@@ -9,6 +9,7 @@ import com.alibaba.druid.filter.FilterAdapter;
 import com.alibaba.druid.filter.FilterChain;
 import com.alibaba.druid.filter.wall.spi.MySqlWallProvider;
 import com.alibaba.druid.filter.wall.spi.OracleWallProvider;
+import com.alibaba.druid.filter.wall.spi.SQLServerProvider;
 import com.alibaba.druid.logging.Log;
 import com.alibaba.druid.logging.LogFactory;
 import com.alibaba.druid.proxy.jdbc.CallableStatementProxy;
@@ -56,6 +57,12 @@ public class WallFilter extends FilterAdapter {
             if (config == null) {
                 config = new WallConfig(OracleWallProvider.DEFAULT_CONFIG_DIR);
             }
+        } else if (JdbcUtils.SQL_SERVER.equals(dbType)) {
+            provider = new SQLServerProvider(config);
+            
+            if (config == null) {
+                config = new WallConfig(SQLServerProvider.DEFAULT_CONFIG_DIR);
+            }
         } else {
             throw new IllegalStateException("dbType not support : " + dbType);
         }
diff --git a/src/main/java/com/alibaba/druid/filter/wall/WallUtils.java b/src/main/java/com/alibaba/druid/filter/wall/WallUtils.java
index e25fbe2d3b..1d786fab74 100644
--- a/src/main/java/com/alibaba/druid/filter/wall/WallUtils.java
+++ b/src/main/java/com/alibaba/druid/filter/wall/WallUtils.java
@@ -2,6 +2,7 @@ package com.alibaba.druid.filter.wall;
 
 import com.alibaba.druid.filter.wall.spi.MySqlWallProvider;
 import com.alibaba.druid.filter.wall.spi.OracleWallProvider;
+import com.alibaba.druid.filter.wall.spi.SQLServerProvider;
 
 public class WallUtils {
 
@@ -24,4 +25,14 @@ public class WallUtils {
         OracleWallProvider provider = new OracleWallProvider(config);
         return provider.checkValid(sql);
     }
+    
+    public static boolean isValidateSqlServer(String sql) {
+        SQLServerProvider provider = new SQLServerProvider();
+        return provider.checkValid(sql);
+    }
+    
+    public static boolean isValidateSqlServer(String sql, WallConfig config) {
+        SQLServerProvider provider = new SQLServerProvider(config);
+        return provider.checkValid(sql);
+    }
 }