diff --git a/backend/python/transformers/requirements-cpu.txt b/backend/python/transformers/requirements-cpu.txt
index c88508e3..36dc973a 100644
--- a/backend/python/transformers/requirements-cpu.txt
+++ b/backend/python/transformers/requirements-cpu.txt
@@ -5,4 +5,4 @@ accelerate
 transformers
 bitsandbytes
 outetts
-sentence-transformers==3.3.1
\ No newline at end of file
+sentence-transformers==3.4.0
\ No newline at end of file
diff --git a/backend/python/transformers/requirements-cublas11.txt b/backend/python/transformers/requirements-cublas11.txt
index 0faa9cec..a8b1c0c0 100644
--- a/backend/python/transformers/requirements-cublas11.txt
+++ b/backend/python/transformers/requirements-cublas11.txt
@@ -6,4 +6,4 @@ accelerate
 transformers
 bitsandbytes
 outetts
-sentence-transformers==3.3.1
+sentence-transformers==3.4.0
diff --git a/backend/python/transformers/requirements-cublas12.txt b/backend/python/transformers/requirements-cublas12.txt
index 1e22312f..a54c4c88 100644
--- a/backend/python/transformers/requirements-cublas12.txt
+++ b/backend/python/transformers/requirements-cublas12.txt
@@ -5,4 +5,4 @@ numba==0.60.0
 transformers
 bitsandbytes
 outetts
-sentence-transformers==3.3.1
+sentence-transformers==3.4.0
diff --git a/backend/python/transformers/requirements-hipblas.txt b/backend/python/transformers/requirements-hipblas.txt
index 47aa88db..73b7d85b 100644
--- a/backend/python/transformers/requirements-hipblas.txt
+++ b/backend/python/transformers/requirements-hipblas.txt
@@ -7,4 +7,4 @@ numba==0.60.0
 bitsandbytes
 outetts
 bitsandbytes
-sentence-transformers==3.3.1
+sentence-transformers==3.4.0
diff --git a/backend/python/transformers/requirements-intel.txt b/backend/python/transformers/requirements-intel.txt
index 708b0516..5b677199 100644
--- a/backend/python/transformers/requirements-intel.txt
+++ b/backend/python/transformers/requirements-intel.txt
@@ -8,4 +8,4 @@ numba==0.60.0
 intel-extension-for-transformers
 bitsandbytes
 outetts
-sentence-transformers==3.3.1
+sentence-transformers==3.4.0