diff --git a/t/t1000-read-tree-m-3way.sh b/t/t1000-read-tree-m-3way.sh
index 013c5a7bc3..0e8c0dfbbe 100755
--- a/t/t1000-read-tree-m-3way.sh
+++ b/t/t1000-read-tree-m-3way.sh
@@ -71,6 +71,8 @@ In addition:
  DF: a special case, where A makes a directory and B makes a file.
 
 '
+
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 . "$TEST_DIRECTORY"/lib-read-tree.sh
 . "$TEST_DIRECTORY"/lib-read-tree-m-3way.sh
diff --git a/t/t1003-read-tree-prefix.sh b/t/t1003-read-tree-prefix.sh
index b6111cd150..e0db2066f3 100755
--- a/t/t1003-read-tree-prefix.sh
+++ b/t/t1003-read-tree-prefix.sh
@@ -6,6 +6,7 @@
 test_description='git read-tree --prefix test.
 '
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success setup '
diff --git a/t/t1009-read-tree-new-index.sh b/t/t1009-read-tree-new-index.sh
index 2935f68f8d..fc179ac5dd 100755
--- a/t/t1009-read-tree-new-index.sh
+++ b/t/t1009-read-tree-new-index.sh
@@ -5,6 +5,7 @@ test_description='test read-tree into a fresh index file'
 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success setup '
diff --git a/t/t1012-read-tree-df.sh b/t/t1012-read-tree-df.sh
index 57f0770df1..cde93d22cd 100755
--- a/t/t1012-read-tree-df.sh
+++ b/t/t1012-read-tree-df.sh
@@ -2,6 +2,7 @@
 
 test_description='read-tree D/F conflict corner cases'
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 . "$TEST_DIRECTORY"/lib-read-tree.sh
 
diff --git a/t/t1014-read-tree-confusing.sh b/t/t1014-read-tree-confusing.sh
index da3376b3bb..8ea8d36818 100755
--- a/t/t1014-read-tree-confusing.sh
+++ b/t/t1014-read-tree-confusing.sh
@@ -1,6 +1,8 @@
 #!/bin/sh
 
 test_description='check that read-tree rejects confusing paths'
+
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success 'create base tree' '