1 files changed, 1 insertions, 0 deletions
diff --git a/submodule.c b/submodule.c
index d7d0a8a083..58c9d5e567 100644
--- a/submodule.c
+++ b/submodule.c
@@ -28,6 +28,7 @@
 #include "commit-reach.h"
 #include "setup.h"
 #include "shallow.h"
+#include "trace2.h"
 
 static int config_update_recurse_submodules = RECURSE_SUBMODULES_OFF;
 static int initialized_fetch_ref_tips;