diff --git a/clients/js/packages/chromadb-core/src/types.ts b/clients/js/packages/chromadb-core/src/types.ts
index 1f95f8b9fe3..ebc2b158de8 100644
--- a/clients/js/packages/chromadb-core/src/types.ts
+++ b/clients/js/packages/chromadb-core/src/types.ts
@@ -144,7 +144,7 @@ export type GetOrCreateCollectionParams = CreateCollectionParams;
 
 export type GetCollectionParams = {
   name: string;
-  embeddingFunction: IEmbeddingFunction;
+  embeddingFunction?: IEmbeddingFunction;
 };
 
 export type DeleteCollectionParams = {