diff --git a/t/t3321-notes-stripspace.sh b/t/t3321-notes-stripspace.sh
index 028d825e8f..36abdca5ee 100755
--- a/t/t3321-notes-stripspace.sh
+++ b/t/t3321-notes-stripspace.sh
@@ -5,6 +5,7 @@
 
 test_description='Test commit notes with stripspace behavior'
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 MULTI_LF="$LF$LF$LF"