diff --git a/keyboards/converter/usb_usb/hasu/rules.mk b/keyboards/converter/usb_usb/hasu/rules.mk
index c2ee0bc86f97..6e0c2e7bf785 100644
--- a/keyboards/converter/usb_usb/hasu/rules.mk
+++ b/keyboards/converter/usb_usb/hasu/rules.mk
@@ -1,2 +1,3 @@
 # Processor frequency
-F_CPU = 16000000
+# 16000000 is default for 32U4
+# F_CPU = 16000000
diff --git a/keyboards/converter/usb_usb/leonardo/rules.mk b/keyboards/converter/usb_usb/leonardo/rules.mk
index c2ee0bc86f97..6e0c2e7bf785 100644
--- a/keyboards/converter/usb_usb/leonardo/rules.mk
+++ b/keyboards/converter/usb_usb/leonardo/rules.mk
@@ -1,2 +1,3 @@
 # Processor frequency
-F_CPU = 16000000
+# 16000000 is default for 32U4
+# F_CPU = 16000000