diff --git a/yotta/data/module.json b/yotta/data/module.json
index 7bda9c5..f1adca6 100644
--- a/yotta/data/module.json
+++ b/yotta/data/module.json
@@ -1,6 +1,6 @@
 {
     "name": "mbedtls",
-    "version": "2.1.4",
+    "version": "2.2.0-rc.1",
     "description": "The mbed TLS crypto/SSL/TLS library",
     "licenses": [
         {