diff --git a/torch/csrc/dynamo/cpython_defs.c b/torch/csrc/dynamo/cpython_defs.c
index b40efc21ad0a..7b86017c59b3 100644
--- a/torch/csrc/dynamo/cpython_defs.c
+++ b/torch/csrc/dynamo/cpython_defs.c
@@ -5,13 +5,15 @@
 #if IS_PYTHON_3_15_PLUS || (IS_PYTHON_3_14_PLUS && defined(_WIN32))
 
 const uint8_t* THP_PyOpcode_Caches = NULL;
-const int THP_PyOpcode_Caches_size = 0;
+int THP_PyOpcode_Caches_size = 0;
 
 void THP_PyThreadState_PopFrame(
     PyThreadState* tstate,
     _PyInterpreterFrame* frame) {}
 void THP_PyFrame_Clear(_PyInterpreterFrame* frame) {}
 
+void init_THPCaches() {}
+
 #else
 
 #if IS_PYTHON_3_11_PLUS
@@ -481,16 +483,13 @@ void THP_PyThreadState_PopFrame(
 
 #endif
 
-#if IS_PYTHON_3_11_PLUS
-
-const uint8_t* THP_PyOpcode_Caches = _PyOpcode_Caches;
-const int THP_PyOpcode_Caches_size = sizeof(_PyOpcode_Caches) / sizeof(uint8_t);
-
-#else
-
 const uint8_t* THP_PyOpcode_Caches = NULL;
-const int THP_PyOpcode_Caches_size = 0;
-
+int THP_PyOpcode_Caches_size = 0;
+void init_THPCaches() {
+#if IS_PYTHON_3_11_PLUS
+  THP_PyOpcode_Caches = _PyOpcode_Caches;
+  THP_PyOpcode_Caches_size = sizeof(_PyOpcode_Caches) / sizeof(uint8_t);
 #endif
+}
 
 #endif // IS_PYTHON_3_15_PLUS
diff --git a/torch/csrc/dynamo/cpython_defs.h b/torch/csrc/dynamo/cpython_defs.h
index 5a58c7ee8c77..7183875dc682 100644
--- a/torch/csrc/dynamo/cpython_defs.h
+++ b/torch/csrc/dynamo/cpython_defs.h
@@ -28,13 +28,13 @@ void THP_PyThreadState_PopFrame(
 
 // pointers to _PyOpcode_Caches for C++
 #ifdef __cplusplus
-
-extern "C" const uint8_t* THP_PyOpcode_Caches;
-extern "C" const int THP_PyOpcode_Caches_size;
-
-#else
+extern "C" {
+#endif
 
 extern const uint8_t* THP_PyOpcode_Caches;
-extern const int THP_PyOpcode_Caches_size;
+extern int THP_PyOpcode_Caches_size;
+void init_THPCaches();
 
+#ifdef __cplusplus
+} // extern "C"
 #endif
diff --git a/torch/csrc/dynamo/init.cpp b/torch/csrc/dynamo/init.cpp
index 13826bf7f356..f1590e19d49c 100644
--- a/torch/csrc/dynamo/init.cpp
+++ b/torch/csrc/dynamo/init.cpp
@@ -21,18 +21,8 @@ PYBIND11_MAKE_OPAQUE(std::vector<uint8_t>)
 
 namespace torch::dynamo {
 
-#if IS_PYTHON_3_11_PLUS
-
-std::vector<uint8_t> _PyOpcode_Caches_vec(
-    THP_PyOpcode_Caches,
-    THP_PyOpcode_Caches + THP_PyOpcode_Caches_size);
-
-#else
-
 std::vector<uint8_t> _PyOpcode_Caches_vec;
 
-#endif
-
 using torch::dynamo::autograd::torch_c_dynamo_compiled_autograd_init;
 
 namespace {
@@ -265,6 +255,13 @@ void initDynamoBindings(PyObject* torch) {
   m.def("_load_precompile_entry", &_load_precompile_entry);
   m.def("_debug_get_precompile_entries", &_debug_get_precompile_entries);
   py::bind_vector<std::vector<uint8_t>>(m, "VectorUInt8");
+  init_THPCaches();
+  if (THP_PyOpcode_Caches != nullptr) {
+    _PyOpcode_Caches_vec.insert(
+        _PyOpcode_Caches_vec.end(),
+        THP_PyOpcode_Caches,
+        THP_PyOpcode_Caches + THP_PyOpcode_Caches_size);
+  }
   m.attr("py_opcode_caches") = _PyOpcode_Caches_vec;
   m.def("code_framelocals_names", &code_framelocals_names);
   _register_functions(dynamo);