diff --git a/keyboards/planck/keymaps/jhenahan/Makefile b/keyboards/planck/keymaps/jhenahan/Makefile
index de01ad2404b..83da2a7f896 100644
--- a/keyboards/planck/keymaps/jhenahan/Makefile
+++ b/keyboards/planck/keymaps/jhenahan/Makefile
@@ -1,4 +1,6 @@
-
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 # Build Options
 #   change to "no" to disable the options, or define them in the Makefile in 
diff --git a/keyboards/planck/keymaps/joe/Makefile b/keyboards/planck/keymaps/joe/Makefile
index 581e08cd02a..b2ca419445f 100644
--- a/keyboards/planck/keymaps/joe/Makefile
+++ b/keyboards/planck/keymaps/joe/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
@@ -22,4 +25,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/leo/Makefile b/keyboards/planck/keymaps/leo/Makefile
index 581e08cd02a..b2ca419445f 100644
--- a/keyboards/planck/keymaps/leo/Makefile
+++ b/keyboards/planck/keymaps/leo/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
@@ -22,4 +25,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/lucas/Makefile b/keyboards/planck/keymaps/lucas/Makefile
index 581e08cd02a..b2ca419445f 100644
--- a/keyboards/planck/keymaps/lucas/Makefile
+++ b/keyboards/planck/keymaps/lucas/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
@@ -22,4 +25,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/mollat/Makefile b/keyboards/planck/keymaps/mollat/Makefile
index 581e08cd02a..b2ca419445f 100644
--- a/keyboards/planck/keymaps/mollat/Makefile
+++ b/keyboards/planck/keymaps/mollat/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
@@ -22,4 +25,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/nico/Makefile b/keyboards/planck/keymaps/nico/Makefile
index 581e08cd02a..b2ca419445f 100644
--- a/keyboards/planck/keymaps/nico/Makefile
+++ b/keyboards/planck/keymaps/nico/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
@@ -22,4 +25,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/premek/Makefile b/keyboards/planck/keymaps/premek/Makefile
index 0f4953888dd..b2ca419445f 100644
--- a/keyboards/planck/keymaps/premek/Makefile
+++ b/keyboards/planck/keymaps/premek/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
diff --git a/keyboards/planck/keymaps/priyadi/Makefile b/keyboards/planck/keymaps/priyadi/Makefile
index aa211d2f053..f113f496c21 100644
--- a/keyboards/planck/keymaps/priyadi/Makefile
+++ b/keyboards/planck/keymaps/priyadi/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
diff --git a/keyboards/planck/keymaps/pvc/Makefile b/keyboards/planck/keymaps/pvc/Makefile
index b2ff961fa5e..c92ca1bffaf 100644
--- a/keyboards/planck/keymaps/pvc/Makefile
+++ b/keyboards/planck/keymaps/pvc/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 # Build Options
 #   change to "no" to disable the options, or define them in the Makefile in
@@ -21,4 +24,4 @@ SLEEP_LED_ENABLE = no  # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/sgoodwin/Makefile b/keyboards/planck/keymaps/sgoodwin/Makefile
index 581e08cd02a..b2ca419445f 100644
--- a/keyboards/planck/keymaps/sgoodwin/Makefile
+++ b/keyboards/planck/keymaps/sgoodwin/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
@@ -22,4 +25,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/tak3over/Makefile b/keyboards/planck/keymaps/tak3over/Makefile
index 581e08cd02a..b2ca419445f 100644
--- a/keyboards/planck/keymaps/tak3over/Makefile
+++ b/keyboards/planck/keymaps/tak3over/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
@@ -22,4 +25,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 ifndef QUANTUM_DIR
 	include ../../../../Makefile
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/planck/keymaps/thermal_printer/Makefile b/keyboards/planck/keymaps/thermal_printer/Makefile
index 3d1d11877f3..9477d1179ab 100644
--- a/keyboards/planck/keymaps/thermal_printer/Makefile
+++ b/keyboards/planck/keymaps/thermal_printer/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options
diff --git a/keyboards/planck/keymaps/vifon/Makefile b/keyboards/planck/keymaps/vifon/Makefile
index 838cb4e8854..53660a2e76e 100644
--- a/keyboards/planck/keymaps/vifon/Makefile
+++ b/keyboards/planck/keymaps/vifon/Makefile
@@ -1,3 +1,6 @@
+# Please remove if no longer applicable
+$(warning THIS FILE MAY BE TOO LARGE FOR YOUR KEYBOARD)
+$(warning Please disable some options in the Makefile to resolve)
 
 
 # Build Options