diff --git a/platinum.us/main.lsf b/platinum.us/main.lsf
index 87dd7f3bbd..a49bb7ef61 100644
--- a/platinum.us/main.lsf
+++ b/platinum.us/main.lsf
@@ -677,7 +677,7 @@ Overlay overlay13
 Overlay trainer_ai
 {
 	After overlay11
-	Object main.nef.p/src_overlay014_trainer_ai.c.o
+	Object main.nef.p/src_battle_trainer_ai_trainer_ai.c.o
 	Object main.nef.p/asm_trainer_ai_trainer_ai_script.s.o
 }
 
diff --git a/src/overlay014/trainer_ai.c b/src/battle/trainer_ai/trainer_ai.c
similarity index 100%
rename from src/overlay014/trainer_ai.c
rename to src/battle/trainer_ai/trainer_ai.c
diff --git a/src/meson.build b/src/meson.build
index 6236184e13..82d0ecb286 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -526,7 +526,7 @@ pokeplatinum_c = files(
     'overlay013/ov13_02227BDC.c',
     'overlay013/ov13_02228128.c',
     'overlay013/ov13_02228A38.c',
-    'overlay014/trainer_ai.c',
+    'battle/trainer_ai/trainer_ai.c',
     'overlay015/ov15_dummy.c',
     'battle/ov16_0223B140.c',
     'battle/ov16_0223DF00.c',