diff --git a/core/SCsub b/core/SCsub
index 640c6de6a19d3..a61c0b5fc2392 100644
--- a/core/SCsub
+++ b/core/SCsub
@@ -166,7 +166,7 @@ def disabled_class_builder(target, source, env):
         for c in source[0].read():
             cs = c.strip()
             if cs != "":
-                file.write(f"#define ClassDB_Disable_{cs} 1")
+                file.write(f"#define ClassDB_Disable_{cs} 1\n")
 
 
 env.CommandNoCache("disabled_classes.gen.h", env.Value(env.disabled_classes), env.Run(disabled_class_builder))