diff --git a/src/adapter.c b/src/adapter.c
index 1cf0322..4fab974 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -3528,11 +3528,6 @@ void btd_adapter_any_release_path(void)
 	adapter_any_path = NULL;
 }
 
-gboolean adapter_powering_down(struct btd_adapter *adapter)
-{
-	return adapter->off_requested;
-}
-
 int btd_adapter_restore_powered(struct btd_adapter *adapter)
 {
 	if (!main_opts.remember_powered)
diff --git a/src/adapter.h b/src/adapter.h
index 8b1e39b..5404a02 100644
--- a/src/adapter.h
+++ b/src/adapter.h
@@ -154,7 +154,6 @@ int btd_cancel_authorization(guint id);
 
 const char *btd_adapter_any_request_path(void);
 void btd_adapter_any_release_path(void);
-gboolean adapter_powering_down(struct btd_adapter *adapter);
 
 int btd_adapter_restore_powered(struct btd_adapter *adapter);
 void btd_adapter_enable_auto_connect(struct btd_adapter *adapter);