diff --git a/configure.d/1_bdev_release.conf b/configure.d/1_bdev_release.conf
index 1425ebf..8a1a643 100644
--- a/configure.d/1_bdev_release.conf
+++ b/configure.d/1_bdev_release.conf
@@ -41,7 +41,7 @@ apply() {
 			bdev_release(handle)" ;;
 	"4")
 		add_define "cas_bdev_release(handle, mode, holder) \\
-			fput(handle)" ;;
+			__fput_sync(handle)" ;;
 	*)
 		exit 1
 	esac