diff --git a/backend/python/coqui/requirements-cpu.txt b/backend/python/coqui/requirements-cpu.txt
index a5c09f705178..787877bd8439 100644
--- a/backend/python/coqui/requirements-cpu.txt
+++ b/backend/python/coqui/requirements-cpu.txt
@@ -1,4 +1,4 @@
-transformers==4.56.2
+transformers==4.48.3
 accelerate
 torch==2.4.1
 coqui-tts
\ No newline at end of file
diff --git a/backend/python/coqui/requirements-cublas11.txt b/backend/python/coqui/requirements-cublas11.txt
index e2c89fe3875b..97e1ef0a4afe 100644
--- a/backend/python/coqui/requirements-cublas11.txt
+++ b/backend/python/coqui/requirements-cublas11.txt
@@ -1,6 +1,6 @@
 --extra-index-url https://download.pytorch.org/whl/cu118
 torch==2.4.1+cu118
 torchaudio==2.4.1+cu118
-transformers==4.56.2
+transformers==4.48.3
 accelerate
 coqui-tts
\ No newline at end of file
diff --git a/backend/python/coqui/requirements-cublas12.txt b/backend/python/coqui/requirements-cublas12.txt
index 0b894bcd0d4b..53ed2ebc760c 100644
--- a/backend/python/coqui/requirements-cublas12.txt
+++ b/backend/python/coqui/requirements-cublas12.txt
@@ -1,5 +1,5 @@
 torch==2.4.1
 torchaudio==2.4.1
-transformers==4.56.2
+transformers==4.48.3
 accelerate
 coqui-tts
\ No newline at end of file
diff --git a/backend/python/coqui/requirements-hipblas.txt b/backend/python/coqui/requirements-hipblas.txt
index 43d2a7543dc5..55cdcdddb845 100644
--- a/backend/python/coqui/requirements-hipblas.txt
+++ b/backend/python/coqui/requirements-hipblas.txt
@@ -1,6 +1,6 @@
 --extra-index-url https://download.pytorch.org/whl/rocm6.0
 torch==2.4.1+rocm6.0
 torchaudio==2.4.1+rocm6.0
-transformers==4.56.2
+transformers==4.48.3
 accelerate
 coqui-tts
\ No newline at end of file
diff --git a/backend/python/coqui/requirements-intel.txt b/backend/python/coqui/requirements-intel.txt
index c1a15e2c1663..c45ce1660e68 100644
--- a/backend/python/coqui/requirements-intel.txt
+++ b/backend/python/coqui/requirements-intel.txt
@@ -5,6 +5,6 @@ torchaudio==2.3.1+cxx11.abi
 oneccl_bind_pt==2.3.100+xpu
 optimum[openvino]
 setuptools
-transformers==4.56.2
+transformers==4.48.3
 accelerate
 coqui-tts
\ No newline at end of file