diff --git a/ts2panda/ts2abc/tests/type_adapter_test/type_adapter_test.cpp b/ts2panda/ts2abc/tests/type_adapter_test/type_adapter_test.cpp
index 74fa91fa82214c99d57e71bbd5f1d55348ec21a6..4e8bf2f9a2bc80c2d4682405b9a7af9466a17dd5 100644
--- a/ts2panda/ts2abc/tests/type_adapter_test/type_adapter_test.cpp
+++ b/ts2panda/ts2abc/tests/type_adapter_test/type_adapter_test.cpp
@@ -17,6 +17,7 @@
 #include "assembler/meta.h"
 #include "assembler/assembly-parser.h"
 
+namespace ts2abc_type_adapter::type_adapter_test {
 using ArrayValue = panda::pandasm::ArrayValue;
 using ScalarValue = panda::pandasm::ScalarValue;
 using AnnotationData = panda::pandasm::AnnotationData;
@@ -132,12 +133,14 @@ void TypeAdapterTest::TestVariablesArgsType() const
     const int32_t instruction_location = 8;
     CheckTypeExist(typeinfo, instruction_location, 1);
 }
+}  // namespace ts2abc_type_adapter::type_adapter_test
 
-int main(int argc, const char *argv[])
+int main()
 {
-    TypeAdapterTest test;
+    ts2abc_type_adapter::type_adapter_test::TypeAdapterTest test;
     std::cout << "TypeAdapterTest TestVariablesArgsType: " << std::endl;
     test.TestVariablesArgsType();
     std::cout << "PASS!" << std::endl;
+    return 0;
     // should enable TestBuiltinsType when builtins adaption is ready
 }
diff --git a/ts2panda/ts2abc/ts2abc.cpp b/ts2panda/ts2abc/ts2abc.cpp
index 802ac449b896c5e5152e441e991b5429b90273f4..75407dedb1ae9b16eab310149f737d03b380c1d4 100644
--- a/ts2panda/ts2abc/ts2abc.cpp
+++ b/ts2panda/ts2abc/ts2abc.cpp
@@ -44,6 +44,7 @@ namespace {
     bool g_displayTypeinfo = false;
     std::string g_optLogLevel = "error";
     uint32_t g_literalArrayCount = 0;
+    using ts2abc_type_adapter::TypeAdapter;
 
     constexpr std::size_t BOUND_LEFT = 0;
     constexpr std::size_t BOUND_RIGHT = 0;
diff --git a/ts2panda/ts2abc/type_adapter.cpp b/ts2panda/ts2abc/type_adapter.cpp
index 8c383f175dc1bb79df23c39b460e1a7c5e972104..1ab1e303fc4515455e509c88e5101dbf51dafeb8 100644
--- a/ts2panda/ts2abc/type_adapter.cpp
+++ b/ts2panda/ts2abc/type_adapter.cpp
@@ -16,6 +16,7 @@
 #include "type_adapter.h"
 #include "assembler/meta.h"
 
+namespace ts2abc_type_adapter {
 void TypeAdapter::AdaptTypeForProgram(panda::pandasm::Program *prog) const
 {
     for (auto &[name, func] : prog->function_table) {
@@ -151,3 +152,4 @@ void TypeAdapter::UpdateTypeAnnotation(panda::pandasm::Function *func, size_t an
         std::cout << "\n";
     }
 }
+}  // namespace ts2abc_type_adapter
diff --git a/ts2panda/ts2abc/type_adapter.h b/ts2panda/ts2abc/type_adapter.h
index fb767c78ee5a23319121b0c92469ac2f283436d3..141cfcc89b16fca77b5eadca1317caccbbac8c3f 100644
--- a/ts2panda/ts2abc/type_adapter.h
+++ b/ts2panda/ts2abc/type_adapter.h
@@ -19,6 +19,7 @@
 #include "assembler/assembly-program.h"
 #include "assembler/assembly-function.h"
 
+namespace ts2abc_type_adapter {
 class TypeAdapter {
 public:
     TypeAdapter() {};
@@ -43,5 +44,6 @@ private:
                               const std::unordered_map<int32_t, int32_t> &order_type_map) const;
     bool display_typeinfo_ = false;
 };
+}  // namespace ts2abc_type_adapter
 
 #endif  // TS2PANDA_TS2ABC_TYPE_ADAPTER_H