diff --git a/board/config.c b/board/config.c
index 4d67cbc..84d8956 100644
--- a/board/config.c
+++ b/board/config.c
@@ -5,6 +5,7 @@
 #include <stddef.h>
 
 #include "board/config.h"
+#include "board/sg-reader.h"
 
 void aime_config_load(struct aime_config *cfg, const wchar_t *filename)
 {
diff --git a/board/config.h b/board/config.h
index bd0f940..840c963 100644
--- a/board/config.h
+++ b/board/config.h
@@ -3,8 +3,6 @@
 #include <stdbool.h>
 #include <stddef.h>
 
-struct aime_config {
-    bool enable;
-};
+#include "board/sg-reader.h"
 
 void aime_config_load(struct aime_config *cfg, const wchar_t *filename);
diff --git a/board/sg-reader.c b/board/sg-reader.c
index 518e5ea..5874544 100644
--- a/board/sg-reader.c
+++ b/board/sg-reader.c
@@ -6,7 +6,6 @@
 
 #include "aimeio/aimeio.h"
 
-#include "board/config.h"
 #include "board/sg-led.h"
 #include "board/sg-nfc.h"
 #include "board/sg-reader.h"
diff --git a/board/sg-reader.h b/board/sg-reader.h
index e1516f8..00b237c 100644
--- a/board/sg-reader.h
+++ b/board/sg-reader.h
@@ -2,7 +2,11 @@
 
 #include <windows.h>
 
-#include "board/config.h"
+#include <stdbool.h>
+
+struct aime_config {
+    bool enable;
+};
 
 HRESULT sg_reader_hook_init(
         const struct aime_config *cfg,