diff --git a/orm/src/main/java/com/zfoo/orm/codec/IntMapCodec.java b/orm/src/main/java/com/zfoo/orm/codec/IntMapCodec.java
index acb30378..52289dc0 100644
--- a/orm/src/main/java/com/zfoo/orm/codec/IntMapCodec.java
+++ b/orm/src/main/java/com/zfoo/orm/codec/IntMapCodec.java
@@ -38,7 +38,7 @@ public class IntMapCodec<V> implements Codec<Map<Integer, V>> {
             if (value == null) {
                 writer.writeNull();
             } else {
-                valueCodec.encode(writer, entry.getValue(), encoderContext);
+                valueCodec.encode(writer, value, encoderContext);
             }
         }
         writer.writeEndDocument();
diff --git a/orm/src/main/java/com/zfoo/orm/codec/LongMapCodec.java b/orm/src/main/java/com/zfoo/orm/codec/LongMapCodec.java
index 4fb3b5da..6402b261 100644
--- a/orm/src/main/java/com/zfoo/orm/codec/LongMapCodec.java
+++ b/orm/src/main/java/com/zfoo/orm/codec/LongMapCodec.java
@@ -38,7 +38,7 @@ public class LongMapCodec<V> implements Codec<Map<Long, V>> {
             if (value == null) {
                 writer.writeNull();
             } else {
-                valueCodec.encode(writer, entry.getValue(), encoderContext);
+                valueCodec.encode(writer, value, encoderContext);
             }
         }
         writer.writeEndDocument();