diff --git a/deploy_env/group_vars/all.yml b/deploy_env/group_vars/all.yml
index 36d1bbb..812d39c 100644
--- a/deploy_env/group_vars/all.yml
+++ b/deploy_env/group_vars/all.yml
@@ -53,8 +53,7 @@ wannat_global:
         server_ip: "192.168.44.72"
         
     rpm_files:
-        wangw_rpm_file: "libwangw-1.3.0.bcc9c59-2.el7.x86_64.rpm"    
-        natgw_rpm_file: "wannat_natgw-1.3.6.29690fe-2.el7.x86_64.rpm"    
+        natgw_rpm_file: "wannat_natgw-1.3.7.5af7bbb-2.el7.x86_64.rpm"    
         wire_graft_rpm_file: "libwire_graft-1.3.3.e1fe8e4-2.el7.x86_64.rpm"
         toroad_rpm_file: "toroad-1.2.3.693a647-2.el7.x86_64.rpm"
         ppp_rpm_file: "ppp-2.4.5-34.el7_7.x86_64.rpm"
diff --git a/roles/natgw/files/rpm/wannat_natgw-1.3.6.29690fe-2.el7.x86_64.rpm b/roles/natgw/files/rpm/wannat_natgw-1.3.6.29690fe-2.el7.x86_64.rpm
deleted file mode 100644
index 14eb1d8..0000000
Binary files a/roles/natgw/files/rpm/wannat_natgw-1.3.6.29690fe-2.el7.x86_64.rpm and /dev/null differ
diff --git a/roles/natgw/files/rpm/wannat_natgw-1.3.7.5af7bbb-2.el7.x86_64.rpm b/roles/natgw/files/rpm/wannat_natgw-1.3.7.5af7bbb-2.el7.x86_64.rpm
new file mode 100644
index 0000000..aebd7f6
Binary files /dev/null and b/roles/natgw/files/rpm/wannat_natgw-1.3.7.5af7bbb-2.el7.x86_64.rpm differ