diff --git a/firmware/src/cmdr_keyboard.cpp b/firmware/src/cmdr_keyboard.cpp
index 446ffec..4241991 100755
--- a/firmware/src/cmdr_keyboard.cpp
+++ b/firmware/src/cmdr_keyboard.cpp
@@ -55,7 +55,7 @@ struct Button
 };
 
 /*
-   * "KeyId" corresponding with the physical design of the actual keyboard.
+   * "KeyId" (keyboard matrix id) corresponding with the physical design of the actual keyboard.
    -------------------------------------      -------------------------------------
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