diff --git a/src/collections/config/types/vectorizer.ts b/src/collections/config/types/vectorizer.ts
index ed75f606..0c403531 100644
--- a/src/collections/config/types/vectorizer.ts
+++ b/src/collections/config/types/vectorizer.ts
@@ -586,6 +586,8 @@ export type Text2VecVoyageAIConfig = {
   truncate?: boolean;
   /** Whether to vectorize the collection name. */
   vectorizeCollectionName?: boolean;
+  /** The number of dimensions for the generated embeddings. */
+  dimensions?: number;
 };
 
 /**
diff --git a/src/collections/configure/unit.test.ts b/src/collections/configure/unit.test.ts
index 30ec320d..76018fb8 100644
--- a/src/collections/configure/unit.test.ts
+++ b/src/collections/configure/unit.test.ts
@@ -1542,6 +1542,7 @@ describe('Unit testing of the vectorizer factory class', () => {
       baseURL: 'base-url',
       model: 'model',
       truncate: true,
+      dimensions: 256,
     });
     expect(config).toEqual<VectorConfigCreate<never, 'test', 'hnsw', 'text2vec-voyageai'>>({
       name: 'test',
@@ -1555,6 +1556,7 @@ describe('Unit testing of the vectorizer factory class', () => {
           baseURL: 'base-url',
           model: 'model',
           truncate: true,
+          dimensions: 256,
         },
       },
     });