diff --git a/ts2panda/src/cmdOptions.ts b/ts2panda/src/cmdOptions.ts
index 4e108670db4789dfb4ba0e5bde0af7bc345a089b..d4049f6c375a9b3269fd3c188dafc6d089626c5a 100644
--- a/ts2panda/src/cmdOptions.ts
+++ b/ts2panda/src/cmdOptions.ts
@@ -34,7 +34,7 @@ const ts2pandaOptions = [
     { name: 'timeout', alias: 't', type: Number, defaultValue: 0, description: "js to abc timeout threshold(unit: seconds)." },
     { name: 'opt-log-level', type: String, defaultValue: "error", description: "specifie optimizer log level. Possible values: ['debug', 'info', 'error', 'fatal']" },
     {
-        name: 'opt-level', type: Number, defaultValue: 1, description: "Optimization level. Possible values: [0, 1, 2]. Default: 0\n    0: no optimizations\n    \
+        name: 'opt-level', type: Number, defaultValue: 0, description: "Optimization level. Possible values: [0, 1, 2]. Default: 0\n    0: no optimizations\n    \
                                                                     1: basic bytecode optimizations, including valueNumber, lowering, constantResolver, regAccAllocator\n    \
                                                                     2: other bytecode optimizations, unimplemented yet"},
     { name: 'help', alias: 'h', type: Boolean, description: "Show usage guide." },
diff --git a/ts2panda/ts2abc/ts2abc.cpp b/ts2panda/ts2abc/ts2abc.cpp
index f66e50ce9f674b76c53e2e5425e966c79f8519ee..c4ab2e4688ab4b81fe8fb624df050eca60bb503d 100644
--- a/ts2panda/ts2abc/ts2abc.cpp
+++ b/ts2panda/ts2abc/ts2abc.cpp
@@ -1327,8 +1327,9 @@ bool GenerateProgram([[maybe_unused]] const std::string &data, const std::string
     if (g_optLevel != static_cast<int>(OptLevel::O_LEVEL0) || optLevel != static_cast<int>(OptLevel::O_LEVEL0)) {
         optLogLevel = (optLogLevel != "error") ? optLogLevel : g_optLogLevel;
 
-        const uint32_t componentMask = panda::Logger::Component::CLASS2PANDA | panda::Logger::Component::ASSEMBLER |
-                                    panda::Logger::Component::BYTECODE_OPTIMIZER | panda::Logger::Component::COMPILER;
+        const uint32_t componentMask = panda::Logger::Component::ASSEMBLER |
+                                       panda::Logger::Component::BYTECODE_OPTIMIZER |
+                                       panda::Logger::Component::COMPILER;
         panda::Logger::InitializeStdLogging(panda::Logger::LevelFromString(optLogLevel), componentMask);
 
         bool emitDebugInfo = true;