diff --git a/keyboards/doio/kb38/keyboard.json b/keyboards/doio/kb38/keyboard.json
index 07bcc019ac9..d25be2df4e8 100644
--- a/keyboards/doio/kb38/keyboard.json
+++ b/keyboards/doio/kb38/keyboard.json
@@ -96,7 +96,7 @@
             {"flags": 2, "x": 74, "y": 0},
             {"flags": 2, "x": 224, "y": 0}
         ],
-        "max_brightness": 200,
+        "max_brightness": 200
     },
     "layouts": {
         "LAYOUT": {
@@ -143,7 +143,7 @@
                 {"matrix": [4, 3], "label": "PENT", "x": 3, "y": 4.25, "h": 2},
                 {"matrix": [4, 5], "label": "UP", "x": 5.25, "y": 4.25},
 
-                {"matrix": [5, 7], "label": "KNOB_D", "x": 7.5, "y": 3.25, "w": 3, "h": 3}
+                {"matrix": [5, 7], "label": "KNOB_D", "x": 7.5, "y": 3.25, "w": 3, "h": 3},
 
                 {"matrix": [5, 0], "label": "0", "x": 0, "y": 5.25, "w": 2},
                 {"matrix": [5, 1], "label": "PDOT", "x": 2, "y": 5.25},