diff --git a/client/modules/edit-file.js b/client/modules/edit-file.js
index 410fd955..1c52e9db 100644
--- a/client/modules/edit-file.js
+++ b/client/modules/edit-file.js
@@ -2,7 +2,7 @@
 
 /* global CloudCmd, DOM*/
 
-const Format = require('format-io');
+const Format = require('format-io/legacy');
 const currify = require('currify/legacy');
 const store = require('fullstore/legacy');
 const squad = require('squad/legacy');
diff --git a/package.json b/package.json
index 6a48f28f..ef9975ac 100644
--- a/package.json
+++ b/package.json
@@ -128,7 +128,7 @@
     "files-io": "^2.0.0",
     "flop": "^4.0.0",
     "for-each-key": "^1.0.1",
-    "format-io": "^0.9.6",
+    "format-io": "^1.0.0",
     "fullstore": "^1.0.0",
     "http-auth": "^3.2.3",
     "inly": "^2.0.0",