diff --git a/sensor-tester/package.json b/sensor-tester/package.json
index 316db170..a7873db3 100644
--- a/sensor-tester/package.json
+++ b/sensor-tester/package.json
@@ -5,7 +5,7 @@
   "main": "index.html",
   "dependencies": {
     "@material/mwc-button": "^0.3.1",
-    "@material/mwc-formfield": "^0.3.1",
+    "@material/mwc-formfield": "^0.26.1",
     "@material/mwc-radio": "^0.3.1",
     "@polymer/app-layout": "^3.0.1",
     "@polymer/lit-element": "^0.6.2",