diff --git a/sdks/python/pyproject.toml b/sdks/python/pyproject.toml
index 97a9fe6141ea..907fb6198ea6 100644
--- a/sdks/python/pyproject.toml
+++ b/sdks/python/pyproject.toml
@@ -32,7 +32,7 @@ requires = [
     "cython>=3.0,<4",
     ## deps for generating external transform wrappers:
     # also update PyYaml bounds in sdks:python:generateExternalTransformsConfig
-    'pyyaml>=3.12,<7.0.0',
+    'pyyaml>=6.0.3,<7.0.0',
     # also update Jinja2 bounds in test-suites/xlang/build.gradle (look for xlangWrapperValidation task)
     "jinja2>=2.7.1,<4.0.0",
     'yapf==0.43.0'