diff --git a/source/blender/blenkernel/BKE_preferences.h b/source/blender/blenkernel/BKE_preferences.h
index 68d497f3313..14e311f5f1a 100644
--- a/source/blender/blenkernel/BKE_preferences.h
+++ b/source/blender/blenkernel/BKE_preferences.h
@@ -90,7 +90,6 @@ bUserExtensionRepo *BKE_preferences_extension_repo_add(UserDef *userdef,
 void BKE_preferences_extension_repo_remove(UserDef *userdef, bUserExtensionRepo *repo);
 bUserExtensionRepo *BKE_preferences_extension_repo_add_default_remote(UserDef *userdef);
 bUserExtensionRepo *BKE_preferences_extension_repo_add_default_user(UserDef *userdef);
-bUserExtensionRepo *BKE_preferences_extension_repo_add_default_system(UserDef *userdef);
 /** Create all default repositories, only use when repositories are empty. */
 void BKE_preferences_extension_repo_add_defaults_all(UserDef *userdef);