diff --git a/templates/types/streaming/fastapi/app/settings.py b/templates/types/streaming/fastapi/app/settings.py
index 41ab539584d0201444f609477d620696e793b998..e4225a40141126d935738b8d9fb305865545170a 100644
--- a/templates/types/streaming/fastapi/app/settings.py
+++ b/templates/types/streaming/fastapi/app/settings.py
@@ -40,10 +40,10 @@ def init_openai():
     }
     Settings.llm = OpenAI(**config)
 
-    dimension = os.getenv("EMBEDDING_DIM")
+    dimensions = os.getenv("EMBEDDING_DIM")
     config = {
         "model": os.getenv("EMBEDDING_MODEL"),
-        "dimension": int(dimension) if dimension is not None else None,
+        "dimensions": int(dimensions) if dimensions is not None else None,
     }
     Settings.embed_model = OpenAIEmbedding(**config)