1 files changed, 0 insertions, 4 deletions
diff --git a/keyboards/converter/usb_usb/custom_matrix.cpp b/keyboards/converter/usb_usb/custom_matrix.cpp
index 296f7fcd02..91986f6eb9 100644
--- a/keyboards/converter/usb_usb/custom_matrix.cpp
+++ b/keyboards/converter/usb_usb/custom_matrix.cpp
@@ -192,10 +192,6 @@ extern "C"
         return 1;
     }
 
-    bool matrix_is_modified(void) {
-        return matrix_is_mod;
-    }
-
     bool matrix_is_on(uint8_t row, uint8_t col) {
         uint8_t code = CODE(row, col);