diff --git a/tests/moduletests/backup_kit_inner/BUILD.gn b/tests/moduletests/backup_kit_inner/BUILD.gn
index d506df4c41f044637b0dba40f6db09bb71c700c8..be201ecc5842d5845827c312d2883e8711c3cfc2 100644
--- a/tests/moduletests/backup_kit_inner/BUILD.gn
+++ b/tests/moduletests/backup_kit_inner/BUILD.gn
@@ -48,6 +48,12 @@ ohos_unittest("b_session_test") {
     "samgr:samgr_proxy",
   ]
 
+  sanitize = {
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+
   use_exceptions = true
 }
 
diff --git a/tests/unittests/backup_api/backup_impl/BUILD.gn b/tests/unittests/backup_api/backup_impl/BUILD.gn
index 33b29384ee0bf179780c506f58a45eae1f24a5cb..478b257385da8d135f602df1103ec7f0c89b7ede 100644
--- a/tests/unittests/backup_api/backup_impl/BUILD.gn
+++ b/tests/unittests/backup_api/backup_impl/BUILD.gn
@@ -72,6 +72,12 @@ ohos_unittest("backup_sa_impl_test") {
     "samgr:samgr_proxy",
   ]
 
+  sanitize = {
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+
   use_exceptions = true
 }
 
diff --git a/tests/unittests/backup_sa/module_ipc/BUILD.gn b/tests/unittests/backup_sa/module_ipc/BUILD.gn
index 2d3ac401c264f8013ecfad54147bf7918ce399bf..c659cc8d9e4c193be8ce734449c28f613c4d61b0 100644
--- a/tests/unittests/backup_sa/module_ipc/BUILD.gn
+++ b/tests/unittests/backup_sa/module_ipc/BUILD.gn
@@ -186,6 +186,12 @@ ohos_unittest("backup_service_scheduler_test") {
     "storage_service:storage_manager_sa_proxy",
   ]
 
+  sanitize = {
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+
   use_exceptions = true
 }
 
diff --git a/tests/unittests/backup_utils/BUILD.gn b/tests/unittests/backup_utils/BUILD.gn
index 6148f4aa316140e8cef0fe39e69276210686a120..7e2e8eb4c82ef69d13d27407ca1970c5e0ff1dd6 100644
--- a/tests/unittests/backup_utils/BUILD.gn
+++ b/tests/unittests/backup_utils/BUILD.gn
@@ -77,6 +77,12 @@ ohos_unittest("b_json_test") {
     "hilog:libhilog",
   ]
 
+  sanitize = {
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+
   use_exceptions = true
 }