diff --git a/tools/shared.c b/tools/shared.c
index af23415f..f26f81b0 100644
--- a/tools/shared.c
+++ b/tools/shared.c
@@ -501,8 +501,9 @@ tools_open_backend(struct tools_context *context)
 				 context,
 				 options->device,
 				 options->global_options.verbose);
-	} else
+	} else {
 		abort();
+	}
 
 	return li;
 }