diff --git a/db/snapshot.h b/db/snapshot.h
index e7f8fd2..6ed413c 100644
--- a/db/snapshot.h
+++ b/db/snapshot.h
@@ -5,6 +5,7 @@
 #ifndef STORAGE_LEVELDB_DB_SNAPSHOT_H_
 #define STORAGE_LEVELDB_DB_SNAPSHOT_H_
 
+#include "db/dbformat.h"
 #include "leveldb/db.h"
 
 namespace leveldb {
diff --git a/db/write_batch_internal.h b/db/write_batch_internal.h
index 310a3c8..9448ef7 100644
--- a/db/write_batch_internal.h
+++ b/db/write_batch_internal.h
@@ -5,6 +5,7 @@
 #ifndef STORAGE_LEVELDB_DB_WRITE_BATCH_INTERNAL_H_
 #define STORAGE_LEVELDB_DB_WRITE_BATCH_INTERNAL_H_
 
+#include "db/dbformat.h"
 #include "leveldb/write_batch.h"
 
 namespace leveldb {
diff --git a/table/iterator_wrapper.h b/table/iterator_wrapper.h
index 9e16b3d..f410c3f 100644
--- a/table/iterator_wrapper.h
+++ b/table/iterator_wrapper.h
@@ -5,6 +5,9 @@
 #ifndef STORAGE_LEVELDB_TABLE_ITERATOR_WRAPPER_H_
 #define STORAGE_LEVELDB_TABLE_ITERATOR_WRAPPER_H_
 
+#include "leveldb/iterator.h"
+#include "leveldb/slice.h"
+
 namespace leveldb {
 
 // A internal wrapper class with an interface similar to Iterator that