diff --git a/source/common/router/router.cc b/source/common/router/router.cc
index 7391c00bacf4d..37652d09291c0 100644
--- a/source/common/router/router.cc
+++ b/source/common/router/router.cc
@@ -2032,9 +2032,9 @@ bool Filter::checkDropOverload(Upstream::ThreadLocalCluster& cluster,
     if (config_.random_.bernoulli(cluster.dropOverload())) {
       ENVOY_STREAM_LOG(debug, "The request is dropped by DROP_OVERLOAD", *callbacks_);
       callbacks_->streamInfo().setResponseFlag(StreamInfo::ResponseFlag::DropOverLoad);
-      chargeUpstreamCode(Http::Code::ServiceUnavailable, nullptr, true);
+      chargeUpstreamCode(Http::Code::BadGateway, nullptr, true);
       callbacks_->sendLocalReply(
-          Http::Code::ServiceUnavailable, "drop overload",
+          Http::Code::BadGateway, "drop overload",
           [modify_headers, this](Http::ResponseHeaderMap& headers) {
             if (!config_.suppress_envoy_headers_) {
               headers.addReference(Http::Headers::get().EnvoyDropOverload,
diff --git a/test/common/router/router_test.cc b/test/common/router/router_test.cc
index 743e761ea83be..774b537f6e3e2 100644
--- a/test/common/router/router_test.cc
+++ b/test/common/router/router_test.cc
@@ -811,7 +811,7 @@ TEST_F(RouterTest, DropOverloadDropped) {
   EXPECT_CALL(random_, random())
       .WillRepeatedly(Return(0.2 * float(std::numeric_limits<uint64_t>::max())));
 
-  Http::TestResponseHeaderMapImpl response_headers{{":status", "503"},
+  Http::TestResponseHeaderMapImpl response_headers{{":status", "502"},
                                                    {"content-length", "13"},
                                                    {"content-type", "text/plain"},
                                                    {"x-envoy-drop-overload", "true"}};
diff --git a/test/integration/eds_integration_test.cc b/test/integration/eds_integration_test.cc
index 010969397424a..267af2ca5eb70 100644
--- a/test/integration/eds_integration_test.cc
+++ b/test/integration/eds_integration_test.cc
@@ -930,7 +930,7 @@ TEST_P(EdsIntegrationTest, DataplaneTrafficAfterEdsUpdateOfInitializedCluster) {
 // Test EDS cluster DROP_OVERLOAD configuration.
 TEST_P(EdsIntegrationTest, DropOverloadTestForEdsClusterNoDrop) { dropOverloadTest(0, "200"); }
 
-TEST_P(EdsIntegrationTest, DropOverloadTestForEdsClusterAllDrop) { dropOverloadTest(100, "503"); }
+TEST_P(EdsIntegrationTest, DropOverloadTestForEdsClusterAllDrop) { dropOverloadTest(100, "502"); }
 
 } // namespace
 } // namespace Envoy