diff --git a/keyboards/handwired/promethium/info.json b/keyboards/handwired/promethium/info.json
index 2742ffa641b..7b2d43d6142 100644
--- a/keyboards/handwired/promethium/info.json
+++ b/keyboards/handwired/promethium/info.json
@@ -3,7 +3,7 @@
   "url": "",
   "maintainer": "qmk",
   "width": 16,
-  "height": 5,
+  "height": 4.5,
   "layouts": {
     "LAYOUT": {
       "layout": [