diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 23c4f8d576..cc32eb0dc3 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -1877,7 +1877,7 @@ static void submodule_update_clone_release(struct submodule_update_clone *suc)
 
 struct update_data {
 	const char *prefix;
-	const char *displaypath;
+	char *displaypath;
 	enum submodule_update_type update_default;
 	struct object_id suboid;
 	struct string_list references;
@@ -1915,6 +1915,7 @@ struct update_data {
 
 static void update_data_release(struct update_data *ud)
 {
+	free(ud->displaypath);
 	module_list_release(&ud->list);
 }
 
diff --git a/t/t2403-worktree-move.sh b/t/t2403-worktree-move.sh
index a4e1a178e0..1168e9f998 100755
--- a/t/t2403-worktree-move.sh
+++ b/t/t2403-worktree-move.sh
@@ -2,6 +2,7 @@
 
 test_description='test git worktree move, remove, lock and unlock'
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success 'setup' '
diff --git a/t/t7412-submodule-absorbgitdirs.sh b/t/t7412-submodule-absorbgitdirs.sh
index 1cfa150768..2859695c6d 100755
--- a/t/t7412-submodule-absorbgitdirs.sh
+++ b/t/t7412-submodule-absorbgitdirs.sh
@@ -6,6 +6,7 @@ This test verifies that `git submodue absorbgitdirs` moves a submodules git
 directory into the superproject.
 '
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success 'setup a real submodule' '
diff --git a/t/t7419-submodule-set-branch.sh b/t/t7419-submodule-set-branch.sh
index 3b925c302f..96e9842321 100755
--- a/t/t7419-submodule-set-branch.sh
+++ b/t/t7419-submodule-set-branch.sh
@@ -9,6 +9,7 @@ This test verifies that the set-branch subcommand of git-submodule is working
 as expected.
 '
 
+TEST_PASSES_SANITIZE_LEAK=true
 TEST_NO_CREATE_REPO=1
 . ./test-lib.sh