diff --git a/tests/tap_hold_configurations/quick_tap/config.h b/tests/tap_hold_configurations/quick_tap/config.h
index 7d7ee39cbd01..54a83c50bf42 100644
--- a/tests/tap_hold_configurations/quick_tap/config.h
+++ b/tests/tap_hold_configurations/quick_tap/config.h
@@ -19,4 +19,7 @@
 #include "test_common.h"
 
 #define QUICK_TAP_TERM 100
+// Although a seemingly superfluous addition since the default per-key function behaves
+// no differently from defining a single global QUICK_TAP_TERM, this has been useful
+// to catch compilation errors and prevent regressions in the future; see PR #19893.
 #define QUICK_TAP_TERM_PER_KEY