diff --git a/src/com/hellogithub/dao/projectDao.java b/src/com/hellogithub/dao/projectDao.java
index e503890..aded764 100644
--- a/src/com/hellogithub/dao/projectDao.java
+++ b/src/com/hellogithub/dao/projectDao.java
@@ -54,15 +54,15 @@ public class projectDao {
      *
      *
      */
-    public int countAll() {
-        int count;
+    public long countAll() {
+        long count;
         projectEntity p;
         try {
             Connection conn = JdbcUtils.getConnection();
             QueryRunner runner = new QueryRunner();
             String sql = "select count(*) as num from project";
             p  = runner.query(conn, sql, new BeanHandler<>(projectEntity.class));
-            count = p.getProjectId();
+            count = p.getNum();
             conn.close();
         } catch (SQLException e) {
             throw new RuntimeException(e);
diff --git a/src/com/hellogithub/service/projectService.java b/src/com/hellogithub/service/projectService.java
index 0b8d572..57147f8 100644
--- a/src/com/hellogithub/service/projectService.java
+++ b/src/com/hellogithub/service/projectService.java
@@ -42,7 +42,7 @@ public class projectService {
      *
      *
      */
-    public int countAll() {return projectDao.countAll();}
+    public long countAll() {return projectDao.countAll();}
     /**
      * 按照分类检索项目
      *