diff --git a/pyproject.toml b/pyproject.toml
index 55528a97..b36da8d7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ dependencies = [
 [project.optional-dependencies]
 vector = [
   "sentence-transformers>=2.2.0,<4.0.0",
-  "transformers>=4.44.0,<5.0.0",
+  "transformers>=4.44.0,<6.0.0",
   "huggingface-hub>=0.24.0,<1.0.0",
   "safetensors>=0.4.0,<1.0.0",
   "faiss-cpu>=1.7.0,<2.0.0",
diff --git a/requirements-vector.txt b/requirements-vector.txt
index f65b5b3a..3bca25df 100644
--- a/requirements-vector.txt
+++ b/requirements-vector.txt
@@ -9,7 +9,7 @@
 sentence-transformers>=2.2.0,<4.0.0
 
 # Explicit HF stack for SigLIP2 / X-CLIP / Florence-2 runtime compatibility
-transformers>=4.44.0,<5.0.0
+transformers>=4.44.0,<6.0.0
 huggingface-hub>=0.24.0,<1.0.0
 safetensors>=0.4.0,<1.0.0