diff --git a/src/libslic3r/Config.cpp b/src/libslic3r/Config.cpp
index e826bb4c5b..57f51f0b23 100644
--- a/src/libslic3r/Config.cpp
+++ b/src/libslic3r/Config.cpp
@@ -839,8 +839,9 @@ int ConfigBase::load_from_json(const std::string &file, ConfigSubstitutionContex
             }
             else if (!load_inherits_to_config && boost::iequals(it.key(), BBL_JSON_KEY_INHERITS)) {
                 key_values.emplace(BBL_JSON_KEY_INHERITS, it.value());
-            }
-            else {
+            } else if (boost::iequals(it.key(), ORCA_JSON_KEY_RENAMED_FROM)) {
+                key_values.emplace(ORCA_JSON_KEY_RENAMED_FROM, it.value());
+            } else {
                 t_config_option_key opt_key = it.key();
                 std::string value_str;
 
diff --git a/src/libslic3r/Preset.cpp b/src/libslic3r/Preset.cpp
index b09171ee0e..102f02d0f9 100644
--- a/src/libslic3r/Preset.cpp
+++ b/src/libslic3r/Preset.cpp
@@ -1137,7 +1137,7 @@ void PresetCollection::load_presets(
                     if (key_values.find("instantiation") != key_values.end())
                         preset.is_visible = key_values["instantiation"] != "false";
 
-                    //BBS: use inherit config as the base
+                    //Orca: find and use the inherit config as the base
                     Preset* inherit_preset = nullptr;
                     ConfigOption* inherits_config = config.option(BBL_JSON_KEY_INHERITS);
 
@@ -1146,6 +1146,12 @@ void PresetCollection::load_presets(
                         ConfigOptionString * option_str = dynamic_cast<ConfigOptionString *> (inherits_config);
                         std::string inherits_value = option_str->value;
                         inherit_preset = this->find_preset(inherits_value, false, true);
+                        // Orca: try to find if the parent preset has been renamed
+                        if (inherit_preset == nullptr) {
+                            auto it = this->find_preset_renamed(inherits_value);
+                            if (it != m_presets.end())
+                                inherit_preset = &(*it);
+                        }
                     } else {
                         ;
                     }
diff --git a/src/libslic3r/Preset.hpp b/src/libslic3r/Preset.hpp
index 145ae5b6f7..cf88071748 100644
--- a/src/libslic3r/Preset.hpp
+++ b/src/libslic3r/Preset.hpp
@@ -63,7 +63,8 @@
 #define BBL_JSON_KEY_DEFAULT_MATERIALS          "default_materials"
 #define BBL_JSON_KEY_MODEL_ID                   "model_id"
 
-//BBL: json path
+// Orca extension
+#define ORCA_JSON_KEY_RENAMED_FROM              "renamed_from"
 
 
 namespace Slic3r {
diff --git a/src/libslic3r/PresetBundle.cpp b/src/libslic3r/PresetBundle.cpp
index 0f6a4cc569..bb5a39271d 100644
--- a/src/libslic3r/PresetBundle.cpp
+++ b/src/libslic3r/PresetBundle.cpp
@@ -3533,6 +3533,7 @@ std::pair<PresetsConfigSubstitutions, size_t> PresetBundle::load_vendor_configs_
 
             //parse the json elements
             DynamicPrintConfig config_src;
+            std::string _renamed_from_str;
             config_src.load_from_json(subfile, substitution_context, false, key_values, reason);
             if (!reason.empty()) {
                 ++m_errors;
@@ -3586,9 +3587,12 @@ std::pair<PresetsConfigSubstitutions, size_t> PresetBundle::load_vendor_configs_
             }
             if (config.has("alias"))
                 alias_name = (dynamic_cast<const ConfigOptionString *>(config.option("alias")))->value;
-            if (config.has("renamed_from")) {
-                const ConfigOptionVectorBase *vec = static_cast<const ConfigOptionVectorBase*>(config.option("renamed_from"));
-                renamed_from = vec->vserialize();
+
+            if (key_values.find(ORCA_JSON_KEY_RENAMED_FROM) != key_values.end()) {
+                if (!unescape_strings_cstyle(key_values[ORCA_JSON_KEY_RENAMED_FROM], renamed_from)) {
+                    BOOST_LOG_TRIVIAL(error) << "Error in a Config \"" << path << "\": The preset \"" << preset_name
+                                             << "\" contains invalid \"renamed_from\" key, which is being ignored.";
+                }
             }
             Preset::normalize(config);
         }