diff --git a/packages/generator/poetry.lock b/packages/generator/poetry.lock
index 8c2b97809..e8f0272d5 100644
--- a/packages/generator/poetry.lock
+++ b/packages/generator/poetry.lock
@@ -2139,4 +2139,4 @@ test = ["covdefaults (>=2.3)", "coverage (>=7.2.7)", "coverage-enable-subprocess
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.10"
-content-hash = "68f047c7c07a1dc37690b51bcfd5e274c7ec314e12185aef5987a7ad3b018b87"
+content-hash = "b2f64c555e4d71bbceb76c12d54ae0a02d0b3a0e5914005c1929d94dbcd9fb17"
diff --git a/packages/generator/pyproject.toml b/packages/generator/pyproject.toml
index b5cb026dc..5f6140660 100644
--- a/packages/generator/pyproject.toml
+++ b/packages/generator/pyproject.toml
@@ -39,7 +39,12 @@ pytest-cov = ">=3.0.0"
 ni-python-styleguide = ">=0.4.1"
 mypy = ">=1.0"
 # mypy-protobuf 3.6 is the last version that supports protobuf v4.
-mypy-protobuf = ">=3.4,<3.7"
+mypy-protobuf = [
+  # requires protobuf v4 or later
+  {version = ">=3.4,<3.7", python = ">=3.10,<3.14"},
+  # requires protobuf v6 or later
+  {version = ">=3.4", python = "^3.14"}
+]
 types-protobuf = ">=4.21"
 types-grpcio = ">=1.0"
 # During development, use file paths to reference the latest source for packages
@@ -48,9 +53,12 @@ ni-measurement-plugin-sdk-service = {path = "../../packages/service", develop =
 bandit = { version = ">=1.7", extras = ["toml"] }
 tox = ">=4.0"
 grpcio-tools = [
+  # requires protobuf v4 or later
   {version = "1.49.1", python = ">=3.10,<3.12"},
   {version = "1.59.0", python = ">=3.12,<3.13"},
+  # requires protobuf v5 or later
   {version = "1.67.0", python = ">=3.13,<3.14"},
+  # requires protobuf v6 or later
   {version = "1.75.1", python = "^3.14"},
 ]
 # NumPy dropped support for Python 3.8 before adding support for Python 3.12, so
diff --git a/packages/service/poetry.lock b/packages/service/poetry.lock
index 1e1179a35..a87ca1026 100644
--- a/packages/service/poetry.lock
+++ b/packages/service/poetry.lock
@@ -2988,4 +2988,4 @@ niswitch = ["niswitch"]
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.10"
-content-hash = "1c580fbcae87d451dcf28891267fced8767eb860fd726a146cbeed475eba2e46"
+content-hash = "569000f4897cad2fc5cdbfc5129405ca1917678f8b3d9cb2bc1dffa24f9c75c0"
diff --git a/packages/service/pyproject.toml b/packages/service/pyproject.toml
index da4fb526a..004901e80 100644
--- a/packages/service/pyproject.toml
+++ b/packages/service/pyproject.toml
@@ -75,9 +75,12 @@ ni-python-styleguide = ">=0.4.1"
 # When you update the grpcio-tools version, you should update the minimum grpcio version
 # and regenerate gRPC stubs.
 grpcio-tools = [
+  # requires protobuf v4 or later
   { version = "1.49.1", python = ">=3.10,<3.12" },
   { version = "1.59.0", python = ">=3.12,<3.13" },
+  # requires protobuf v5 or later
   { version = "1.67.0", python = ">=3.13,<3.14" },
+  # requires protobuf v6 or later
   { version = "1.75.1", python = "^3.14" },
 ]
 pytest-cov = ">=3.0.0"
@@ -85,7 +88,12 @@ pytest-mock = ">=3.0"
 tox = ">=4.0"
 mypy = ">=1.0"
 # mypy-protobuf 3.6 is the last version that supports protobuf v4.
-mypy-protobuf = ">=3.4,<3.7"
+mypy-protobuf = [
+  # requires protobuf v4 or later
+  {version = ">=3.4,<3.7", python = ">=3.10,<3.14"},
+  # requires protobuf v6 or later
+  {version = ">=3.4", python = "^3.14"}
+]
 types-protobuf = ">=4.21"
 types-setuptools = "*"
 types-pywin32 = ">=304"