diff --git a/src/main/java/com/alibaba/fastjson/util/DeserializeBeanInfo.java b/src/main/java/com/alibaba/fastjson/util/DeserializeBeanInfo.java
index 97d7b608b..77b2d3f83 100755
--- a/src/main/java/com/alibaba/fastjson/util/DeserializeBeanInfo.java
+++ b/src/main/java/com/alibaba/fastjson/util/DeserializeBeanInfo.java
@@ -217,6 +217,8 @@ public class DeserializeBeanInfo {
                 propertyName = Character.toLowerCase(methodName.charAt(3)) + methodName.substring(4);
             } else if (c3 == '_') {
                 propertyName = methodName.substring(4);
+            } else if (c3 == 'f') {
+                propertyName = methodName.substring(3);
             } else {
                 continue;
             }
diff --git a/src/main/java/com/alibaba/fastjson/util/TypeUtils.java b/src/main/java/com/alibaba/fastjson/util/TypeUtils.java
index 27575f874..1c9434954 100755
--- a/src/main/java/com/alibaba/fastjson/util/TypeUtils.java
+++ b/src/main/java/com/alibaba/fastjson/util/TypeUtils.java
@@ -944,6 +944,8 @@ public class TypeUtils {
                     propertyName = Character.toLowerCase(methodName.charAt(3)) + methodName.substring(4);
                 } else if (c3 == '_') {
                     propertyName = methodName.substring(4);
+                } else if (c3 == 'f') {
+                    propertyName = methodName.substring(3);
                 } else {
                     continue;
                 }
@@ -994,13 +996,20 @@ public class TypeUtils {
                 if (methodName.length() < 3) {
                     continue;
                 }
+                
+                char c2 = methodName.charAt(2);
 
-                if (!Character.isUpperCase(methodName.charAt(2))) {
+                String propertyName;
+                if (Character.isUpperCase(c2)) {
+                    propertyName = Character.toLowerCase(methodName.charAt(2)) + methodName.substring(3);
+                } else if (c2 == '_') {
+                    propertyName = methodName.substring(3);
+                } else if (c2 == 'f') {
+                    propertyName = methodName.substring(2);
+                } else {
                     continue;
                 }
 
-                String propertyName = Character.toLowerCase(methodName.charAt(2)) + methodName.substring(3);
-
                 Field field = ParserConfig.getField(clazz, propertyName);
                 if (field != null) {
                     JSONField fieldAnnotation = field.getAnnotation(JSONField.class);
diff --git a/src/test/java/com/alibaba/json/bvt/fullSer/getfTest.java b/src/test/java/com/alibaba/json/bvt/fullSer/getfTest.java
new file mode 100644
index 000000000..2b9104e83
--- /dev/null
+++ b/src/test/java/com/alibaba/json/bvt/fullSer/getfTest.java
@@ -0,0 +1,38 @@
+package com.alibaba.json.bvt.fullSer;
+
+import junit.framework.TestCase;
+
+import org.junit.Assert;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.json.bvt.fullSer.get_set_Test.VO;
+
+public class getfTest extends TestCase {
+
+    public void test_codec() throws Exception {
+        VO vo = new VO();
+        vo.setfId(123);
+        
+        String text = JSON.toJSONString(vo);
+        Assert.assertEquals("{\"fId\":123}", text);
+        VO vo1 = JSON.parseObject(text, VO.class);
+        Assert.assertEquals(123, vo1.getfId());
+    }
+
+    public static class VO {
+
+        private int fId;
+
+        
+        public int getfId() {
+            return fId;
+        }
+
+        
+        public void setfId(int fId) {
+            this.fId = fId;
+        }
+
+        
+    }
+}
diff --git a/src/test/java/com/alibaba/json/bvt/fullSer/getfTest_2.java b/src/test/java/com/alibaba/json/bvt/fullSer/getfTest_2.java
new file mode 100644
index 000000000..a167f2136
--- /dev/null
+++ b/src/test/java/com/alibaba/json/bvt/fullSer/getfTest_2.java
@@ -0,0 +1,35 @@
+package com.alibaba.json.bvt.fullSer;
+
+import junit.framework.TestCase;
+
+import org.junit.Assert;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.json.bvt.fullSer.get_set_Test.VO;
+
+public class getfTest_2 extends TestCase {
+
+    public void test_codec() throws Exception {
+        VO vo = new VO();
+        vo.setfFlag(true);
+
+        String text = JSON.toJSONString(vo);
+        Assert.assertEquals("{\"fFlag\":true}", text);
+        VO vo1 = JSON.parseObject(text, VO.class);
+        Assert.assertEquals(true, vo1.isfFlag());
+    }
+
+    public static class VO {
+
+        private boolean fFlag;
+
+        public boolean isfFlag() {
+            return fFlag;
+        }
+
+        public void setfFlag(boolean fFlag) {
+            this.fFlag = fFlag;
+        }
+
+    }
+}
diff --git a/src/test/java/com/alibaba/json/bvt/fullSer/is_set_test_2.java b/src/test/java/com/alibaba/json/bvt/fullSer/is_set_test_2.java
new file mode 100644
index 000000000..3a9978b2c
--- /dev/null
+++ b/src/test/java/com/alibaba/json/bvt/fullSer/is_set_test_2.java
@@ -0,0 +1,35 @@
+package com.alibaba.json.bvt.fullSer;
+
+import junit.framework.TestCase;
+
+import org.junit.Assert;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.json.bvt.fullSer.get_set_Test.VO;
+
+public class is_set_test_2 extends TestCase {
+
+    public void test_codec() throws Exception {
+        VO vo = new VO();
+        vo.set_flag(true);
+
+        String text = JSON.toJSONString(vo);
+        Assert.assertEquals("{\"flag\":true}", text);
+        VO vo1 = JSON.parseObject(text, VO.class);
+        Assert.assertEquals(true, vo1.is_flag());
+    }
+
+    public static class VO {
+
+        private boolean flag;
+
+        public boolean is_flag() {
+            return flag;
+        }
+
+        public void set_flag(boolean flag) {
+            this.flag = flag;
+        }
+
+    }
+}