diff --git a/oaf/src/af_client_fs.c b/oaf/src/af_client_fs.c
index 01306c5..f42020e 100755
--- a/oaf/src/af_client_fs.c
+++ b/oaf/src/af_client_fs.c
@@ -149,6 +149,8 @@ static int af_client_open(struct inode *inode, struct file *file)
     return 0;
 }
 
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(5,5,0)
 static const struct file_operations af_client_fops = {
     .owner      = THIS_MODULE,
     .open       = af_client_open,
@@ -156,7 +158,15 @@ static const struct file_operations af_client_fops = {
     .llseek     = seq_lseek,
     .release    = seq_release_private,
 };
-
+#else
+static const struct proc_ops af_client_fops = {
+	.proc_flags	= PROC_ENTRY_PERMANENT,
+	.proc_read	= seq_read,
+	.proc_open	= af_client_open,
+	.proc_lseek	= seq_lseek,
+	.proc_release	= seq_release_private,
+};
+#endif
 
 #define AF_CLIENT_PROC_STR "af_client"
 
@@ -165,7 +175,10 @@ int init_af_client_procfs(void)
 {
     struct proc_dir_entry *pde;
     struct net *net = &init_net;
-    pde = proc_create(AF_CLIENT_PROC_STR, 0440, net->proc_net, &af_client_fops);
+   // pde = proc_create(AF_CLIENT_PROC_STR, 0440, net->proc_net, &af_client_fops);
+	
+	pde = proc_create(AF_CLIENT_PROC_STR, 0440, net->proc_net, &af_client_fops);
+
     if (!pde) {
         AF_ERROR("nf_client proc file created error\n");
         return -1;
diff --git a/oaf/src/app_filter.c b/oaf/src/app_filter.c
index afebd33..6f081b1 100755
--- a/oaf/src/app_filter.c
+++ b/oaf/src/app_filter.c
@@ -299,15 +299,19 @@ void load_feature_buf_from_file(char **config_buf)
 		filp_close(fp, NULL);
 		return;
 	}
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(5,7,19)
 	fs = get_fs();
 	set_fs(KERNEL_DS);
+#endif
+	
 // 4.14rc3 vfs_read-->kernel_read
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)
 	kernel_read(fp, *config_buf, size, &(fp->f_pos));
 #else
 	vfs_read(fp, *config_buf, size, &(fp->f_pos));
 #endif
-	set_fs(fs);
+///	set_fs(fs);
 	filp_close(fp, NULL);
 }
 
diff --git a/open-app-filter/src/appfilter_ubus.c b/open-app-filter/src/appfilter_ubus.c
index 450acf7..bbfb500 100755
--- a/open-app-filter/src/appfilter_ubus.c
+++ b/open-app-filter/src/appfilter_ubus.c
@@ -512,9 +512,13 @@ static void appfilter_add_object(struct ubus_object *obj)
 
 int appfilter_ubus_init(void)
 {
-    ubus_ctx = ubus_connect("/var/run/ubus.sock");
-    if (!ubus_ctx)
-        return -EIO;
+	ubus_ctx = ubus_connect("/var/run/ubus/ubus.sock");
+    if (!ubus_ctx){
+		ubus_ctx = ubus_connect("/var/run/ubus.sock");
+	}
+	if (!ubus_ctx){
+		return -EIO;
+	}
 
     appfilter_add_object(&main_object);
     ubus_add_uloop(ubus_ctx);