diff --git a/btrfs-map-logical.c b/btrfs-map-logical.c
index 6d3ef7ab..d79a73a9 100644
--- a/btrfs-map-logical.c
+++ b/btrfs-map-logical.c
@@ -173,6 +173,7 @@ int main(int ac, char **av)
 		exit(1);
 	}
 
+	info_file = stdout;
 	if (output_file) {
 		if (strcmp(output_file, "-") == 0) {
 			out_fd = 1;