diff --git a/test/cpp/end2end/crl_provider_test.cc b/test/cpp/end2end/crl_provider_test.cc
index 3ea440294f3..e4201df2c0f 100644
--- a/test/cpp/end2end/crl_provider_test.cc
+++ b/test/cpp/end2end/crl_provider_test.cc
@@ -140,7 +140,7 @@ void DoRpc(const std::string& server_addr,
   grpc::testing::EchoResponse response;
   request.set_message(kMessage);
   ClientContext context;
-  context.set_deadline(grpc_timeout_seconds_to_deadline(/*time_s=*/10));
+  context.set_deadline(grpc_timeout_seconds_to_deadline(/*time_s=*/15));
   grpc::Status result = stub->Echo(&context, request, &response);
   if (expect_success) {
     EXPECT_TRUE(result.ok());