diff --git a/configs/selfsup/eva/metafile.yaml b/configs/selfsup/eva/metafile.yml
similarity index 100%
rename from configs/selfsup/eva/metafile.yaml
rename to configs/selfsup/eva/metafile.yml
diff --git a/configs/selfsup/milan/metafile.yaml b/configs/selfsup/milan/metafile.yml
similarity index 100%
rename from configs/selfsup/milan/metafile.yaml
rename to configs/selfsup/milan/metafile.yml
diff --git a/configs/selfsup/mixmim/metafile.yaml b/configs/selfsup/mixmim/metafile.yml
similarity index 100%
rename from configs/selfsup/mixmim/metafile.yaml
rename to configs/selfsup/mixmim/metafile.yml
diff --git a/model-index.yml b/model-index.yml
index c5a95867..05d1b03d 100644
--- a/model-index.yml
+++ b/model-index.yml
@@ -18,7 +18,7 @@ Import:
   - configs/selfsup/cae/metafile.yml
   - configs/selfsup/maskfeat/metafile.yml
   - configs/selfsup/beit/metafile.yml
-  - configs/selfsup/milan/metafile.yaml
+  - configs/selfsup/milan/metafile.yml
   - configs/selfsup/beitv2/metafile.yml
-  - configs/selfsup/eva/metafile.yaml
-  - configs/selfsup/mixmim/metafile.yaml
+  - configs/selfsup/eva/metafile.yml
+  - configs/selfsup/mixmim/metafile.yml