diff --git a/chromadb/__init__.py b/chromadb/__init__.py
index cc49fb1eadc..39c4c13af30 100644
--- a/chromadb/__init__.py
+++ b/chromadb/__init__.py
@@ -45,7 +45,7 @@
 
 __settings = Settings()
 
-__version__ = "0.5.3"
+__version__ = "0.5.4"
 
 
 # Workaround to deal with Colab's old sqlite3 version
diff --git a/chromadb/server/fastapi/__init__.py b/chromadb/server/fastapi/__init__.py
index e1f30ecfe6e..f42d93aba3d 100644
--- a/chromadb/server/fastapi/__init__.py
+++ b/chromadb/server/fastapi/__init__.py
@@ -566,7 +566,6 @@ def process_create_collection(
             request: Request, tenant: str, database: str, raw_body: bytes
         ) -> CollectionModel:
             create = CreateCollection.model_validate(orjson.loads(raw_body))
-
             configuration = (
                 CollectionConfigurationInternal()
                 if not create.configuration
diff --git a/chromadb/server/fastapi/types.py b/chromadb/server/fastapi/types.py
index 861a9f39ba2..f644ff7883b 100644
--- a/chromadb/server/fastapi/types.py
+++ b/chromadb/server/fastapi/types.py
@@ -57,7 +57,10 @@ class DeleteEmbedding(BaseModel):
 class CreateCollection(BaseModel):
     name: str
     # TODO: Make CollectionConfiguration a Pydantic model
-    configuration: Optional[Dict[str, Any]]
+    # In 0.5.4 we added the configuration field to the CreateCollection model
+    # This field is optional, for backwards compatibility with older versions
+    # we default to None.
+    configuration: Optional[Dict[str, Any]] = None
     metadata: Optional[CollectionMetadata] = None
     get_or_create: bool = False
 
diff --git a/pyproject.toml b/pyproject.toml
index ffc6184c716..0dd75083153 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ classifiers = [
 dependencies = [
   'build >= 1.0.3',
   'pydantic >= 1.9',
-  'chroma-hnswlib==0.7.3',
+  'chroma-hnswlib==0.7.5',
   'fastapi >= 0.95.2',
   'uvicorn[standard] >= 0.18.3',
   'numpy >= 1.22.5, < 2.0.0',
diff --git a/requirements.txt b/requirements.txt
index f4b98114b1c..faa7c4271dd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 bcrypt>=4.0.1
-chroma-hnswlib>=0.7.3
+chroma-hnswlib==0.7.5
 fastapi>=0.95.2
 graphlib_backport==1.0.3; python_version < '3.9'
 grpcio>=1.58.0