2 files changed, 10 insertions, 0 deletions
diff --git a/keyboards/gmmk/pro/rev1/ansi/info.json b/keyboards/gmmk/pro/rev1/ansi/info.json
index b8a7e94a82..7e66ad5043 100644
--- a/keyboards/gmmk/pro/rev1/ansi/info.json
+++ b/keyboards/gmmk/pro/rev1/ansi/info.json
@@ -8,6 +8,11 @@
         "pid": "0x5044",
         "device_version": "0.0.1"
     },
+    "matrix_pins": {
+        "cols": ["A0", "A1", "A2", "A3", "A4", "A8", "A9", "A10"],
+        "rows": ["B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", "B8", "B9", "B10"]
+    },
+    "diode_direction": "COL2ROW",
     "encoder": {
         "rotary": [
             {"pin_a": "C15", "pin_b": "C14"}
diff --git a/keyboards/gmmk/pro/rev1/iso/info.json b/keyboards/gmmk/pro/rev1/iso/info.json
index 48181ec488..082f28a774 100644
--- a/keyboards/gmmk/pro/rev1/iso/info.json
+++ b/keyboards/gmmk/pro/rev1/iso/info.json
@@ -8,6 +8,11 @@
         "pid": "0x5044",
         "device_version": "0.0.1"
     },
+    "matrix_pins": {
+        "cols": ["A0", "A1", "A2", "A3", "A4", "A8", "A9", "A10"],
+        "rows": ["B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", "B8", "B9", "B10"]
+    },
+    "diode_direction": "COL2ROW",
     "encoder": {
         "rotary": [
             {"pin_a": "C15", "pin_b": "C14"}