diff --git a/pyproject.toml b/pyproject.toml
index d3fcfa3..e93c379 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ classifiers = [
 ]
 dependencies = [
   "grpcio~=1.63",
-  "protobuf>=5.26,<7",
+  "protobuf>=5.26,<8",
   "grpc-interceptor>=0.15.4,<0.16",
   "googleapis-common-protos>=1.65.0,<2",
 ]
@@ -30,7 +30,7 @@ validation = [
 dev = [
   "protovalidate>=0.7.1,<1.2.0",
   "grpc-stubs~=1.53",
-  "grpcio-tools>=1.63,<1.79",
+  "grpcio-tools>=1.63,<1.81",
   "mypy==1.19.1",
   "mypy-protobuf==5.0.0",
   "mock>=5.1.0,<6",
@@ -42,7 +42,7 @@ dev = [
 ]
 
 [build-system]
-requires = ["uv_build>=0.8.15,<0.11.0"]
+requires = ["uv_build>=0.8.15,<0.12.0"]
 build-backend = "uv_build"
 
 [tool.uv.build-backend]