diff --git a/mteb/models/relle_models.py b/mteb/models/chain19_models.py
similarity index 66%
rename from mteb/models/relle_models.py
rename to mteb/models/chain19_models.py
index e8ec9bd971..38ecc1eeb1 100644
--- a/mteb/models/relle_models.py
+++ b/mteb/models/chain19_models.py
@@ -4,25 +4,25 @@
 
 from mteb.model_meta import ModelMeta, sentence_transformers_loader
 
-relle_en = ModelMeta(
+chain19_en = ModelMeta(
     loader=partial(
         sentence_transformers_loader,
-        model_name="bchoiced/RELLE",
-        revision="093417798a062ed8ddd8424df3be62145d4ace91",
+        model_name="bchoiced/CHAIN19",
+        revision="5ba01fcb4e90ede5e2772b8a9ca68c12515dc6af",
     ),
-    name="bchoiced/RELLE",
+    name="bchoiced/CHAIN19",
     languages=[
         "eng-Latn",
     ],
     open_weights=True,
-    revision="093417798a062ed8ddd8424df3be62145d4ace91",
-    release_date="2025-04-17",
+    revision="5ba01fcb4e90ede5e2772b8a9ca68c12515dc6af",
+    release_date="2025-05-07",
     n_parameters=7_110_000_000,
     memory_usage_mb=27125,
     embed_dim=4096,
     license="cc-by-sa-4.0",
     max_tokens=32768,
-    reference="https://huggingface.co/bchoiced/RELLE",
+    reference="https://huggingface.co/bchoiced/CHAIN19",
     similarity_fn_name="cosine",
     framework=["Sentence Transformers", "PyTorch"],
     use_instructions=True,
diff --git a/mteb/models/overview.py b/mteb/models/overview.py
index 0bdeff6643..48d94d9294 100644
--- a/mteb/models/overview.py
+++ b/mteb/models/overview.py
@@ -22,6 +22,7 @@
     blip_models,
     bm25,
     cde_models,
+    chain19_models,
     clip_models,
     codesage_models,
     cohere_models,
@@ -64,7 +65,6 @@
     promptriever_models,
     qodo_models,
     qtack_models,
-    relle_models,
     repllama_models,
     rerankers_custom,
     rerankers_monot5_based,
@@ -101,6 +101,7 @@
     clip_models,
     codesage_models,
     cde_models,
+    chain19_models,
     cohere_models,
     cohere_v,
     colbert_models,
@@ -139,7 +140,6 @@
     promptriever_models,
     qodo_models,
     qtack_models,
-    relle_models,
     repllama_models,
     rerankers_custom,
     rerankers_monot5_based,