diff --git a/src/adapter.c b/src/adapter.c
index 596e1eb..f4ef726 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -104,6 +104,24 @@ static uint8_t mgmt_revision = 0;
 
 static GSList *adapter_drivers = NULL;
 
+struct link_key_info {
+	bdaddr_t bdaddr;
+	unsigned char key[16];
+	uint8_t type;
+	uint8_t pin_len;
+};
+
+struct smp_ltk_info {
+	bdaddr_t bdaddr;
+	uint8_t bdaddr_type;
+	uint8_t authenticated;
+	bool master;
+	uint8_t enc_size;
+	uint16_t ediv;
+	uint8_t rand[8];
+	uint8_t val[16];
+};
+
 struct watch_client {
 	struct btd_adapter *adapter;
 	char *owner;
diff --git a/src/adapter.h b/src/adapter.h
index 8cef7c6..e497d1b 100644
--- a/src/adapter.h
+++ b/src/adapter.h
@@ -59,24 +59,6 @@ struct oob_handler {
 	void *user_data;
 };
 
-struct link_key_info {
-	bdaddr_t bdaddr;
-	unsigned char key[16];
-	uint8_t type;
-	uint8_t pin_len;
-};
-
-struct smp_ltk_info {
-	bdaddr_t bdaddr;
-	uint8_t bdaddr_type;
-	uint8_t authenticated;
-	bool master;
-	uint8_t enc_size;
-	uint16_t ediv;
-	uint8_t rand[8];
-	uint8_t val[16];
-};
-
 int adapter_init(void);
 void adapter_cleanup(void);
 void adapter_shutdown(void);