diff --git a/es2panda/aot/main.cpp b/es2panda/aot/main.cpp
index f96cb711a1b98ed1bbf8861d71d1e9898221948d..3bc260f8150e2cd543210d4183f2fad673a5c831 100644
--- a/es2panda/aot/main.cpp
+++ b/es2panda/aot/main.cpp
@@ -39,7 +39,7 @@ class MemManager {
 public:
     explicit MemManager()
     {
-        constexpr auto COMPILER_SIZE = 128_MB;
+        constexpr auto COMPILER_SIZE = 512_MB;
 
         MemConfig::Initialize(0, 0, COMPILER_SIZE, 0);
         PoolManager::Initialize(PoolType::MMAP);