diff --git a/test/core/transport/test_suite/BUILD b/test/core/transport/test_suite/BUILD
index b339a694ff0a5..fbee5b81f352c 100644
--- a/test/core/transport/test_suite/BUILD
+++ b/test/core/transport/test_suite/BUILD
@@ -100,6 +100,7 @@ grpc_cc_library(
     deps = [
         ":test",
     ],
+    alwayslink = 1,
 )
 
 grpc_cc_library(
@@ -109,6 +110,7 @@ grpc_cc_library(
     deps = [
         ":test",
     ],
+    alwayslink = 1,
 )
 
 grpc_cc_library(
@@ -118,6 +120,7 @@ grpc_cc_library(
     deps = [
         ":test",
     ],
+    alwayslink = 1,
 )
 
 grpc_cc_library(
@@ -127,6 +130,7 @@ grpc_cc_library(
     deps = [
         ":test",
     ],
+    alwayslink = 1,
 )
 
 grpc_proto_library(
diff --git a/test/core/transport/test_suite/fuzzer_main.cc b/test/core/transport/test_suite/fuzzer_main.cc
index a82fc050401af..94cd06d54e67e 100644
--- a/test/core/transport/test_suite/fuzzer_main.cc
+++ b/test/core/transport/test_suite/fuzzer_main.cc
@@ -43,6 +43,8 @@ static void dont_log(gpr_log_func_args* /*args*/) {}
 DEFINE_PROTO_FUZZER(const transport_test_suite::Msg& msg) {
   const auto& tests = grpc_core::TransportTestRegistry::Get().tests();
   const auto& fixtures = grpc_core::TransportFixtureRegistry::Get().fixtures();
+  GPR_ASSERT(!tests.empty());
+  GPR_ASSERT(!fixtures.empty());
   const int test_id = msg.test_id() % tests.size();
   const int fixture_id = msg.fixture_id() % fixtures.size();