diff --git a/src/blackbox/chroma_upsert.py b/src/blackbox/chroma_upsert.py
index 7433951..10e9d27 100755
--- a/src/blackbox/chroma_upsert.py
+++ b/src/blackbox/chroma_upsert.py
@@ -59,17 +59,17 @@ class ChromaUpsert(Blackbox):
         # # chroma_query settings
         if "settings" in settings:
             chroma_embedding_model = settings["settings"].get("chroma_embedding_model")
-            chroma_host = settings["settings"].get("chroma_host")
-            chroma_port = settings["settings"].get("chroma_port")
-            chroma_collection_id = settings["settings"].get("chroma_collection_id")
+            chroma_host = settings["settings"].get("chroma_host", "localhost")
+            chroma_port = settings["settings"].get("chroma_port", "7000")
+            chroma_collection_id = settings["settings"].get("chroma_collection_id", DEFAULT_COLLECTION_ID)
             user_chunk_size = settings["settings"].get("chunk_size", 256)     
             user_chunk_overlap = settings["settings"].get("chunk_overlap", 10)
             user_separators = settings["settings"].get("separators", ["\n\n"])
         else:
             chroma_embedding_model = settings.get("chroma_embedding_model")
-            chroma_host = settings.get("chroma_host")
-            chroma_port = settings.get("chroma_port")
-            chroma_collection_id = settings.get("chroma_collection_id")
+            chroma_host = settings.get("chroma_host", "localhost")
+            chroma_port = settings.get("chroma_port", "7000")
+            chroma_collection_id = settings.get("chroma_collection_id", DEFAULT_COLLECTION_ID)
             user_chunk_size = settings.get("chunk_size", 256)
             user_chunk_overlap = settings.get("chunk_overlap", 10)
             user_separators = settings.get("separators", ["\n\n"])
@@ -77,12 +77,6 @@ class ChromaUpsert(Blackbox):
         if chroma_embedding_model is None or chroma_embedding_model.isspace() or chroma_embedding_model == "":
             chroma_embedding_model = model_name=str(self.model_path / "bge-large-zh-v1.5")
 
-        if chroma_host is None or chroma_host.isspace() or chroma_host == "":
-            chroma_host = "localhost"
-        
-        if chroma_port is None or chroma_port.isspace() or chroma_port == "":
-            chroma_port = "7000"
-
         # load client and embedding model from init
         if re.search(r"localhost", chroma_host) and re.search(r"7000", chroma_port):
             client = self.client_1