diff --git a/src/cart/crt_hg.c b/src/cart/crt_hg.c
index f023cec3474..63f83451acf 100644
--- a/src/cart/crt_hg.c
+++ b/src/cart/crt_hg.c
@@ -794,7 +794,7 @@ crt_hg_init(void)
 	if (!d_isenv_def("HG_LOG_SUBSYS")) {
 		if (!d_isenv_def("HG_LOG_LEVEL"))
 			HG_Set_log_level("warning");
-		HG_Set_log_subsys("hg,na");
+		HG_Set_log_subsys("hg,na,libfabric");
 	}
 
 	/* import HG log */