diff --git a/compiler/erg_compiler/codegen.rs b/compiler/erg_compiler/codegen.rs
index e2bdb07d..1c8197e1 100644
--- a/compiler/erg_compiler/codegen.rs
+++ b/compiler/erg_compiler/codegen.rs
@@ -151,6 +151,7 @@ fn is_python_global(name: &str) -> bool {
             | "enumerate"
             | "eval"
             | "exec"
+            | "exit"
             | "filter"
             | "float"
             | "format"
@@ -259,6 +260,7 @@ fn convert_to_python_name(name: Str) -> Str {
         "input!" => Str::ever("input"),
         "log" => Str::ever("print"), // TODO: log != print (prints after executing)
         "open!" => Str::ever("open"),
+        "panic" => Str::ever("exit"),
         "print!" => Str::ever("print"),
         "py" | "pyimport" => Str::ever("__import__"),
         "quit" | "exit" => Str::ever("quit"),
diff --git a/compiler/erg_compiler/context/initialize/mod.rs b/compiler/erg_compiler/context/initialize/mod.rs
index d2eac81f..a4bf9734 100644
--- a/compiler/erg_compiler/context/initialize/mod.rs
+++ b/compiler/erg_compiler/context/initialize/mod.rs
@@ -1621,17 +1621,21 @@ impl Context {
             None,
             module(mono_q_tp("Path")),
         );
+        let t_panic = nd_func(vec![param_t("err_message", Str)], None, NoneType);
         let t_pyimport = quant(t_pyimport, set! {static_instance("Path", Str)});
         let t_quit = func(vec![], None, vec![param_t("code", Int)], NoneType);
+        let t_exit = t_quit.clone();
         self.register_builtin_impl("abs", t_abs, Immutable, Private);
         self.register_builtin_impl("assert", t_assert, Const, Private); // assert casting に悪影響が出る可能性があるため、Constとしておく
         self.register_builtin_impl("classof", t_classof, Immutable, Private);
         self.register_builtin_impl("compile", t_compile, Immutable, Private);
         self.register_builtin_impl("cond", t_cond, Immutable, Private);
         self.register_builtin_impl("discard", t_discard, Immutable, Private);
+        self.register_builtin_impl("exit", t_exit, Immutable, Private);
         self.register_builtin_impl("if", t_if, Immutable, Private);
         self.register_builtin_impl("log", t_log, Immutable, Private);
         self.register_builtin_impl("import", t_import, Immutable, Private);
+        self.register_builtin_impl("panic", t_panic, Immutable, Private);
         if cfg!(feature = "debug") {
             self.register_builtin_impl("py", t_pyimport.clone(), Immutable, Private);
         }