diff --git a/pyproject.toml b/pyproject.toml
index b4b9df8..17406a8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ dev = [
   "ruff>=0.6",
   "black>=24.0",
   "mypy>=1.10",
-  "grpcio-tools==1.81.1",
+  "grpcio-tools==1.84.1",
   "types-protobuf==7.35.1.20260906",
   "PyYAML>=6.0,<7",
 ]
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 7694d5e..000e874 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@ pytest-asyncio>=0.21
 ruff>=0.6
 black>=24.0
 mypy>=1.10
-grpcio-tools==1.81.1
+grpcio-tools==1.84.1
 types-protobuf==7.35.1.20260906
 
 PyYAML>=6.0,<7