diff --git a/mace/utils/BUILD b/mace/utils/BUILD
index 76e8864ad798e52d3fb6104c485e778b11fab651..b1d62e0d9b92d905064e3c95d1f4e900cac8f3bb 100644
--- a/mace/utils/BUILD
+++ b/mace/utils/BUILD
@@ -64,7 +64,7 @@ cc_test(
         "tuner_test.cc",
     ],
     copts = ["-Werror", "-Wextra", "-Wno-missing-field-initializers"],
-    linkopts = if_android([
+    linkopts = ["-ldl"] + if_android([
         "-pie",
         "-lm",  # Required by unordered_map
     ]),
diff --git a/mace/utils/tuner_test.cc b/mace/utils/tuner_test.cc
index c618a18224d47b14a43786a077a0ba2d7c94d833..bd590ac90f764849f6cc91c23a829b575a5c9b68 100644
--- a/mace/utils/tuner_test.cc
+++ b/mace/utils/tuner_test.cc
@@ -33,6 +33,8 @@ TEST_F(TunerTest, SimpleRun) {
   int expect = 1;
   auto TunerFunc = [&](const std::vector<unsigned int> &params, Timer *timer,
                        std::vector<uint32_t> *tuning_result) -> int {
+    (void)(timer);
+    (void)(tuning_result);
     if (params.front() == 1) {
       return expect;
     } else {