diff --git a/system/requirements/requirements_colab.txt b/system/requirements/requirements_colab.txt
index 52554af..41bfac5 100644
--- a/system/requirements/requirements_colab.txt
+++ b/system/requirements/requirements_colab.txt
@@ -10,7 +10,7 @@ Jinja2>=3.1.0
 librosa>=0.10.2.post1
 local_attention==1.9.10
 onnxruntime-gpu>=1.18.0
-pydantic>=2.7.0
+pydantic==2.10.6
 python-Levenshtein>=0.25.1
 praat-parselmouth>=0.4.0
 pyworld>=0.3.0
diff --git a/system/requirements/requirements_standalone.txt b/system/requirements/requirements_standalone.txt
index b20b9a1..da5e530 100644
--- a/system/requirements/requirements_standalone.txt
+++ b/system/requirements/requirements_standalone.txt
@@ -12,7 +12,7 @@ librosa>=0.10.2.post1
 local_attention==1.9.10
 openai-whisper
 onnxruntime-gpu>=1.18.1
-pydantic>=2.8.2
+pydantic==2.10.6
 python-Levenshtein>=0.25.1
 praat-parselmouth>=0.4.4
 pyworld>=0.3.4
diff --git a/system/requirements/requirements_textgen.txt b/system/requirements/requirements_textgen.txt
index f89b30e..8aa899f 100644
--- a/system/requirements/requirements_textgen.txt
+++ b/system/requirements/requirements_textgen.txt
@@ -9,7 +9,7 @@ librosa>=0.10.2.post1
 local_attention>=1.9.0
 onnxruntime-gpu>=1.18.0
 openai-whisper
-pydantic>=2.7.0
+pydantic==2.10.6
 python-Levenshtein>=0.25.1
 praat-parselmouth>=0.4.0
 pyworld>=0.3.0
diff --git a/system/requirements/requirements_unit_test.txt b/system/requirements/requirements_unit_test.txt
index e7c14f1..34d350a 100644
--- a/system/requirements/requirements_unit_test.txt
+++ b/system/requirements/requirements_unit_test.txt
@@ -1,4 +1,4 @@
 filelock>=3.16.1
-pydantic>=2.7.0
+pydantic==2.10.6
 pytest>=8.3.3
 pytest-cov>=6.0.0
\ No newline at end of file