diff --git a/vlib/builtin/builtin_d_use_libbacktrace.c.v b/vlib/builtin/builtin_d_use_libbacktrace.c.v
index 9fd93b8c66..d4f344fc18 100644
--- a/vlib/builtin/builtin_d_use_libbacktrace.c.v
+++ b/vlib/builtin/builtin_d_use_libbacktrace.c.v
@@ -95,6 +95,8 @@ fn eprint_libbacktrace(frames_to_skip int) {
 	$if no_backtrace ? {
 		return
 	}
-	data := &BacktraceOptions{stdin: false}
+	data := &BacktraceOptions{
+		stdin: false
+	}
 	C.backtrace_full(bt_state, frames_to_skip, bt_print_callback, bt_error_callback, data)
 }