diff --git a/core/include_internal/ten_runtime/addon_loader/addon_loader.h b/core/include_internal/ten_runtime/addon_loader/addon_loader.h
index 398fca9723..ac98c425b5 100644
--- a/core/include_internal/ten_runtime/addon_loader/addon_loader.h
+++ b/core/include_internal/ten_runtime/addon_loader/addon_loader.h
@@ -50,10 +50,6 @@ TEN_RUNTIME_API ten_addon_loader_t *ten_addon_loader_create(
 
 TEN_RUNTIME_API void ten_addon_loader_destroy(ten_addon_loader_t *self);
 
-TEN_RUNTIME_PRIVATE_API void ten_addon_loader_init(ten_addon_loader_t *self);
-
-TEN_RUNTIME_PRIVATE_API void ten_addon_loader_deinit(ten_addon_loader_t *self);
-
 TEN_RUNTIME_PRIVATE_API void ten_addon_loader_load_addon(
     ten_addon_loader_t *self, TEN_ADDON_TYPE addon_type,
     const char *addon_name);
diff --git a/core/src/ten_runtime/addon/addon.c b/core/src/ten_runtime/addon/addon.c
index 09864790e5..53373dbd01 100644
--- a/core/src/ten_runtime/addon/addon.c
+++ b/core/src/ten_runtime/addon/addon.c
@@ -301,14 +301,21 @@ ten_addon_t *ten_addon_unregister(ten_addon_store_t *store,
   return ten_addon_store_del(store, addon_name);
 }
 
-static void ten_addon_unregister_all(void) {
+static void ten_addon_unregister_all_except_addon_loader_addon(void) {
   ten_addon_unregister_all_extension();
   ten_addon_unregister_all_extension_group();
   ten_addon_unregister_all_protocol();
 }
 
 void ten_unregister_all_addons_and_cleanup(void) {
-  ten_addon_unregister_all();
+  // Since Python addons (e.g., Python extension addons) require access to the
+  // Python VM when performing `addon_t` deinitialization, and the Python addon
+  // loader will destroy the Python VM during its own destruction, the Python
+  // addon loader must only be unloaded after all other non-addon-loader types
+  // of addons have been fully unloaded. Only then can the addon loader itself
+  // be unloaded.
+
+  ten_addon_unregister_all_except_addon_loader_addon();
 
   // Destroy all addon loaders' singleton to avoid memory leak.
   ten_addon_loader_addons_destroy_singleton_instance();
diff --git a/core/src/ten_runtime/addon/addon_autoload.c b/core/src/ten_runtime/addon/addon_autoload.c
index 0f6d44540a..d99f7a97ce 100644
--- a/core/src/ten_runtime/addon/addon_autoload.c
+++ b/core/src/ten_runtime/addon/addon_autoload.c
@@ -410,7 +410,7 @@ bool ten_addon_try_load_specific_addon_using_all_addon_loaders(
     TEN_ASSERT(addon_loader, "Should not happen.");
 
     if (addon_loader) {
-      addon_loader->on_load_addon(addon_loader, addon_type, addon_name);
+      ten_addon_loader_load_addon(addon_loader, addon_type, addon_name);
     }
   }
 
diff --git a/core/src/ten_runtime/addon_loader/addon_loader.c b/core/src/ten_runtime/addon_loader/addon_loader.c
index 64bcfbcb6a..99432b86eb 100644
--- a/core/src/ten_runtime/addon_loader/addon_loader.c
+++ b/core/src/ten_runtime/addon_loader/addon_loader.c
@@ -57,7 +57,7 @@ void ten_addon_loader_destroy(ten_addon_loader_t *self) {
   TEN_FREE(self);
 }
 
-void ten_addon_loader_init(ten_addon_loader_t *self) {
+static void ten_addon_loader_init(ten_addon_loader_t *self) {
   TEN_ASSERT(self && ten_addon_loader_check_integrity(self),
              "Invalid argument.");
 
@@ -66,7 +66,7 @@ void ten_addon_loader_init(ten_addon_loader_t *self) {
   }
 }
 
-void ten_addon_loader_deinit(ten_addon_loader_t *self) {
+static void ten_addon_loader_deinit(ten_addon_loader_t *self) {
   TEN_ASSERT(self && ten_addon_loader_check_integrity(self),
              "Invalid argument.");