diff --git a/pyproject.toml b/pyproject.toml
index bd9d1091b4..91221103ae 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -117,7 +117,7 @@ dev = [
     "typing-extensions==4.16.0",
     "pytest-mock==3.15.1",
     "pyspark[connect]==4.0.1",
-    "protobuf==7.36.1", # match Spark Connect's gencode
+    "protobuf==7.36.2", # match Spark Connect's gencode
     "cython>=3.0.0",
     "deptry>=0.14",
     "docutils!=0.21.post1",
diff --git a/uv.lock b/uv.lock
index 37aaa126cc..5f27e88725 100644
--- a/uv.lock
+++ b/uv.lock
@@ -4498,17 +4498,17 @@ wheels = [
 
 [[package]]
 name = "protobuf"
-version = "7.36.1"
+version = "7.36.2"
 source = { registry = "https://pypi.org/simple" }
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 ]
 
 [[package]]
@@ -5108,7 +5108,7 @@ dev = [
     { name = "nbformat", specifier = ">=5.10.0" },
     { name = "papermill", specifier = ">=2.6.0" },
     { name = "prek", specifier = ">=0.2.1" },
-    { name = "protobuf", specifier = "==7.36.1" },
+    { name = "protobuf", specifier = "==7.36.2" },
     { name = "pyarrow-stubs", specifier = ">=20.0.0.20251107" },
     { name = "pyspark", extras = ["connect"], specifier = "==4.0.1" },
     { name = "pytest", specifier = "==9.1.1" },