diff --git a/backend/python/transformers/requirements-cpu.txt b/backend/python/transformers/requirements-cpu.txt
index 4cf2fa4e9..690b3b9b8 100644
--- a/backend/python/transformers/requirements-cpu.txt
+++ b/backend/python/transformers/requirements-cpu.txt
@@ -7,4 +7,4 @@ bitsandbytes
 sentence-transformers==5.5.0
 diffusers
 soundfile
-protobuf==6.33.5
\ No newline at end of file
+protobuf==7.35.0
\ No newline at end of file
diff --git a/backend/python/transformers/requirements-cublas12.txt b/backend/python/transformers/requirements-cublas12.txt
index acac34c36..160758777 100644
--- a/backend/python/transformers/requirements-cublas12.txt
+++ b/backend/python/transformers/requirements-cublas12.txt
@@ -7,4 +7,4 @@ bitsandbytes
 sentence-transformers==5.5.0
 diffusers
 soundfile
-protobuf==6.33.5
\ No newline at end of file
+protobuf==7.35.0
\ No newline at end of file
diff --git a/backend/python/transformers/requirements-cublas13.txt b/backend/python/transformers/requirements-cublas13.txt
index 2e2278fc2..4f738374a 100644
--- a/backend/python/transformers/requirements-cublas13.txt
+++ b/backend/python/transformers/requirements-cublas13.txt
@@ -7,4 +7,4 @@ bitsandbytes
 sentence-transformers==5.5.0
 diffusers
 soundfile
-protobuf==6.33.5
\ No newline at end of file
+protobuf==7.35.0
\ No newline at end of file
diff --git a/backend/python/transformers/requirements-hipblas.txt b/backend/python/transformers/requirements-hipblas.txt
index 752ab0ba8..2deaa30bf 100644
--- a/backend/python/transformers/requirements-hipblas.txt
+++ b/backend/python/transformers/requirements-hipblas.txt
@@ -8,4 +8,4 @@ bitsandbytes
 sentence-transformers==5.5.0
 diffusers
 soundfile
-protobuf==6.33.5
\ No newline at end of file
+protobuf==7.35.0
\ No newline at end of file
diff --git a/backend/python/transformers/requirements-intel.txt b/backend/python/transformers/requirements-intel.txt
index a2c569c58..41cee6fb0 100644
--- a/backend/python/transformers/requirements-intel.txt
+++ b/backend/python/transformers/requirements-intel.txt
@@ -8,4 +8,4 @@ bitsandbytes
 sentence-transformers==5.5.0
 diffusers
 soundfile
-protobuf==6.33.5
\ No newline at end of file
+protobuf==7.35.0
\ No newline at end of file
diff --git a/backend/python/transformers/requirements-mps.txt b/backend/python/transformers/requirements-mps.txt
index 2b48f05e9..2138467e2 100644
--- a/backend/python/transformers/requirements-mps.txt
+++ b/backend/python/transformers/requirements-mps.txt
@@ -7,4 +7,4 @@ bitsandbytes
 sentence-transformers==5.5.0
 diffusers
 soundfile
-protobuf==6.33.5
+protobuf==7.35.0
diff --git a/backend/python/transformers/requirements.txt b/backend/python/transformers/requirements.txt
index e03d699a7..130b657f6 100644
--- a/backend/python/transformers/requirements.txt
+++ b/backend/python/transformers/requirements.txt
@@ -1,5 +1,5 @@
 grpcio==1.80.0
-protobuf==6.33.5
+protobuf==7.35.0
 certifi
 setuptools
 scipy==1.15.1