diff --git a/taichi/program/compile_config.cpp b/taichi/program/compile_config.cpp
index 59682ff7537b7..8bc577f0ceff8 100644
--- a/taichi/program/compile_config.cpp
+++ b/taichi/program/compile_config.cpp
@@ -22,7 +22,6 @@ CompileConfig::CompileConfig() {
   debug = false;
   cfg_optimization = true;
   check_out_of_bound = false;
-  lazy_compilation = true;
   serial_schedule = false;
   simplify_before_lower_access = true;
   lower_access = true;
diff --git a/taichi/program/compile_config.h b/taichi/program/compile_config.h
index 4f8652418d052..947d7beab585c 100644
--- a/taichi/program/compile_config.h
+++ b/taichi/program/compile_config.h
@@ -12,7 +12,6 @@ struct CompileConfig {
   bool check_out_of_bound;
   bool validate_autodiff;
   int simd_width;
-  bool lazy_compilation;
   int opt_level;
   int external_optimization_level;
   int max_vector_width;
diff --git a/taichi/program/kernel.cpp b/taichi/program/kernel.cpp
index 83eede53a0d9d..20b2b12fbada3 100644
--- a/taichi/program/kernel.cpp
+++ b/taichi/program/kernel.cpp
@@ -56,9 +56,6 @@ Kernel::Kernel(Program &program,
   } else if (autodiff_mode == AutodiffMode::kReverse) {
     name = primal_name + "_reverse_grad";
   }
-
-  if (!program.this_thread_config().lazy_compilation)
-    compile();
 }
 
 void Kernel::compile() {
@@ -396,9 +393,6 @@ void Kernel::init(Program &program,
     func();
     ir->as<Block>()->kernel = this;
   }
-
-  if (!program.this_thread_config().lazy_compilation)
-    compile();
 }
 
 // static