diff --git a/src/imports/avs.h b/src/imports/avs.h
index 3847b45..b66bc57 100644
--- a/src/imports/avs.h
+++ b/src/imports/avs.h
@@ -226,6 +226,7 @@ void property_node_datasize(struct property_node *node);
 bool std_getenv(const char *key, char *val, uint32_t nbytes);
 void std_setenv(const char *key, const char *val);
 
-void *avs_fs_mount(char *mountpoint, char *fsroot, void *fstype, int flags);
+int avs_fs_addfs(void* filesys_struct);
+int avs_fs_mount (const char* mountpoint, const char* fsroot, const char* fstype, void* data);
 
 #endif
diff --git a/src/imports/import_32_1700_avs.def b/src/imports/import_32_1700_avs.def
index 16f5774..d8944d9 100644
--- a/src/imports/import_32_1700_avs.def
+++ b/src/imports/import_32_1700_avs.def
@@ -5,6 +5,7 @@ EXPORTS
     avs_thread_destroy @7 NONAME
     avs_thread_exit @11 NONAME
     avs_thread_join @12 NONAME
+    avs_fs_addfs @73 NONAME
     avs_fs_mount @76 NONAME
     avs_net_ctrl @119 NONAME
     property_create @145 NONAME
diff --git a/src/imports/import_64_1700_avs.def b/src/imports/import_64_1700_avs.def
index 16f5774..d8944d9 100644
--- a/src/imports/import_64_1700_avs.def
+++ b/src/imports/import_64_1700_avs.def
@@ -5,6 +5,7 @@ EXPORTS
     avs_thread_destroy @7 NONAME
     avs_thread_exit @11 NONAME
     avs_thread_join @12 NONAME
+    avs_fs_addfs @73 NONAME
     avs_fs_mount @76 NONAME
     avs_net_ctrl @119 NONAME
     property_create @145 NONAME