diff --git a/milli/src/vector/openai.rs b/milli/src/vector/openai.rs
index 9deb2e2da..f608f1d12 100644
--- a/milli/src/vector/openai.rs
+++ b/milli/src/vector/openai.rs
@@ -68,8 +68,8 @@ impl EmbeddingModel {
     pub fn default_dimensions(&self) -> usize {
         match self {
             EmbeddingModel::TextEmbeddingAda002 => 1536,
-            EmbeddingModel::TextEmbedding3Large => 1536,
-            EmbeddingModel::TextEmbedding3Small => 3072,
+            EmbeddingModel::TextEmbedding3Large => 3072,
+            EmbeddingModel::TextEmbedding3Small => 1536,
         }
     }