diff --git a/src/meletrix/zoom75/zoom75.json b/src/meletrix/zoom75/zoom75.json
index 2c09d9b220..b281dae96a 100644
--- a/src/meletrix/zoom75/zoom75.json
+++ b/src/meletrix/zoom75/zoom75.json
@@ -3,7 +3,7 @@
   "vendorId": "0x806D",
   "productId": "0x0006",
   "lighting": "none",
-  "matrix": { "rows": 6, "cols": 16 },
+  "matrix": { "rows": 6, "cols": 15 },
   "layouts": {
     "labels": ["Split Backspace", "Split Left Shift", "ISO", ["Bottom Row","ANSI","7U", "Split 7U"], "2U/Knob"],
     "keymap": [
@@ -153,7 +153,7 @@
           "x": 0.25,
           "c": "#cccccc"
         },
-        "3,15\n\n\n2,1"
+        "3,12\n\n\n2,1"
       ],
       [
         {
diff --git a/v3/meletrix/zoom75/zoom75.json b/v3/meletrix/zoom75/zoom75.json
index ebd8db6d73..2fc162f1da 100644
--- a/v3/meletrix/zoom75/zoom75.json
+++ b/v3/meletrix/zoom75/zoom75.json
@@ -2,7 +2,7 @@
   "name": "zoom75",
   "vendorId": "0x806D",
   "productId": "0x0006",
-  "matrix": {"rows": 6, "cols": 16},
+  "matrix": {"rows": 6, "cols": 15},
   "layouts": {
     "labels": ["Split Backspace", "Split Left Shift", "ISO", ["Bottom Row","ANSI","7U", "Split 7U"], "2U/Knob"],
     "keymap": [
@@ -152,7 +152,7 @@
           "x": 0.25,
           "c": "#cccccc"
         },
-        "3,15\n\n\n2,1"
+        "3,12\n\n\n2,1"
       ],
       [
         {