diff --git a/onnxruntime/python/onnxruntime_pybind_state.cc b/onnxruntime/python/onnxruntime_pybind_state.cc
index 272c59d63d..b1f0bdb0f0 100644
--- a/onnxruntime/python/onnxruntime_pybind_state.cc
+++ b/onnxruntime/python/onnxruntime_pybind_state.cc
@@ -967,6 +967,8 @@ PYBIND11_MODULE(onnxruntime_pybind11_state, m) {
 #endif
 }
 
+// static variable used to create inference session and training session.
+static std::unique_ptr<Environment> session_env;
 
 void initialize_env(){
   auto initialize = [&]() {
diff --git a/onnxruntime/python/onnxruntime_pybind_state_common.h b/onnxruntime/python/onnxruntime_pybind_state_common.h
index c8c39a0913..3855b480a8 100644
--- a/onnxruntime/python/onnxruntime_pybind_state_common.h
+++ b/onnxruntime/python/onnxruntime_pybind_state_common.h
@@ -44,9 +44,6 @@ class SessionObjectInitializer {
   }
 };
 
-// static variable used to create inference session and training session.
-static std::unique_ptr<Environment> session_env;
-void initialize_env();
 Environment& get_env();
 
 }