diff --git a/Marlin/Conditionals.h b/Marlin/Conditionals_post.h
similarity index 99%
rename from Marlin/Conditionals.h
rename to Marlin/Conditionals_post.h
index e593d79c95..fc0c6d54a6 100644
--- a/Marlin/Conditionals.h
+++ b/Marlin/Conditionals_post.h
@@ -21,12 +21,10 @@
  */
 
 /**
- * Conditionals.h
+ * Conditionals_post.h
  * Defines that depend on configuration but are not editable.
  */
 
-#ifndef CONDITIONALS_H
-#define CONDITIONALS_H
 
   #include "pins.h"
 
@@ -36,6 +34,8 @@
   #include "Arduino.h"
 
   #include "macros.h"
+#ifndef CONDITIONALS_POST_H
+#define CONDITIONALS_POST_H
 
   #if ENABLED(EMERGENCY_PARSER)
     #define EMERGENCY_PARSER_CAPABILITIES " EMERGENCY_CODES:M108,M112,M410"
@@ -675,4 +675,4 @@
     #define Z_RAISE_BETWEEN_PROBING MIN_Z_HEIGHT_FOR_HOMING
   #endif
 
-#endif //CONDITIONALS_H
+#endif // CONDITIONALS_POST_H
diff --git a/Marlin/MarlinConfig.h b/Marlin/MarlinConfig.h
index 16099895a2..c3d0c3f9eb 100644
--- a/Marlin/MarlinConfig.h
+++ b/Marlin/MarlinConfig.h
@@ -26,7 +26,7 @@
 #include "Configuration.h"
 #include "Conditionals_LCD.h"
 #include "Configuration_adv.h"
-#include "Conditionals.h"
+#include "Conditionals_post.h"
 #include "SanityCheck.h"
 
 #endif // MARLIN_CONFIG_H