diff --git a/api/__init__.py b/api/__init__.py
index 153dfb80..2b56149b 100644
--- a/api/__init__.py
+++ b/api/__init__.py
@@ -13,7 +13,7 @@ from api.db import DiscussionsDB, Discussion
 from pathlib import Path
 from lollms.config import InstallOption
 from lollms.types import MSG_TYPE, SENDER_TYPES
-from lollms.extension import LOLLMSExtension
+from lollms.extension import LOLLMSExtension, ExtensionBuilder
 from lollms.personality import AIPersonality, PersonalityBuilder
 from lollms.binding import LOLLMSConfig, BindingBuilder, LLMBinding, ModelBuilder
 from lollms.paths import LollmsPaths
@@ -1018,39 +1018,15 @@ class LoLLMsAPPI(LollmsApplication):
             if extension in loaded_names:
                 mounted_extensions.append(loaded[loaded_names.index(extension)])
             else:
-                personality_path = self.lollms_paths.personalities_zoo_path/f"{extension}" 
+                extension_path = self.lollms_paths.extensions_zoo_path/f"{extension}" 
                 try:
-                    extension = LOLLMSExtension()
+                    extension = ExtensionBuilder().build_extension(extension_path,self.lollms_paths, self)
                     mounted_extensions.append(extension)
                 except Exception as ex:
-                    ASCIIColors.error(f"Personality file not found or is corrupted ({personality_path}).\nReturned the following exception:{ex}\nPlease verify that the personality you have selected exists or select another personality. Some updates may lead to change in personality name or category, so check the personality selection in settings to be sure.")
+                    ASCIIColors.error(f"Personality file not found or is corrupted ({extension_path}).\nReturned the following exception:{ex}\nPlease verify that the personality you have selected exists or select another personality. Some updates may lead to change in personality name or category, so check the personality selection in settings to be sure.")
                     ASCIIColors.info("Trying to force reinstall")
                     if self.config["debug"]:
                         print(ex)
-                    try:
-                        personality = AIPersonality(
-                                                    personality_path, 
-                                                    self.lollms_paths, 
-                                                    self.config, 
-                                                    self.model, 
-                                                    app = self,
-                                                    run_scripts=True,                                                    
-                                                    selected_language=personality.split(":")[1] if ":" in personality else None,
-                                                    installation_option=InstallOption.FORCE_INSTALL)
-                        mounted_extensions.append(personality)
-                    except Exception as ex:
-                        ASCIIColors.error(f"Couldn't load personality at {personality_path}")
-                        trace_exception(ex)
-                        ASCIIColors.info(f"Unmounting personality")
-                        to_remove.append(i)
-                        personality = AIPersonality(None,                                                    
-                                                    self.lollms_paths, 
-                                                    self.config, 
-                                                    self.model, 
-                                                    run_scripts=True,
-                                                    installation_option=InstallOption.FORCE_INSTALL)
-                        mounted_extensions.append(personality)
-                        ASCIIColors.info("Reverted to default personality")
         if self.config["active_personality_id"]>=0 and self.config["active_personality_id"]<len(self.config["personalities"]):
             ASCIIColors.success(f'selected model : {self.config["personalities"][self.config["active_personality_id"]]}')
         else:
diff --git a/zoos/extensions_zoo b/zoos/extensions_zoo
index dbe6ad86..563ff170 160000
--- a/zoos/extensions_zoo
+++ b/zoos/extensions_zoo
@@ -1 +1 @@
-Subproject commit dbe6ad863a8f711aff101ea447545a160923c105
+Subproject commit 563ff170837d7ed1cb19cf34340a484ff0f64aed