diff --git a/poetry.lock b/poetry.lock
index bc16c95496..de6a365789 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1377,4 +1377,4 @@ files = [
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.10"
-content-hash = "4c0c626bea942116668a28c13e767eba7ee8c671e783d21d085da68701748450"
+content-hash = "a9198afe0ca372daf16b42f0fb263cb772a6ee7c41a31f96349e63cecdc7a4e1"
diff --git a/pyproject.toml b/pyproject.toml
index 69631c2ecf..8eedf54084 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ dependencies = [
     'numpy (>=1.25.0,<2.0.0)',
     'sentencepiece (>=0.1.98,<0.3.0)',
     'transformers (==5.5.1)',
-    'protobuf (>=4.21.0,<5.0.0)',
+    'protobuf (>=4.21.0)',
     'torch (>=2.2.0,<3.0.0)',
     'gguf @ ./gguf-py',
 ]
diff --git a/uv.lock b/uv.lock
index 1500145f97..1c57c4fffd 100644
--- a/uv.lock
+++ b/uv.lock
@@ -345,7 +345,7 @@ dependencies = [
 requires-dist = [
     { name = "gguf", directory = "/home/dhd/work/llama.cpp/gguf-py" },
     { name = "numpy", specifier = ">=1.25.0,<2.0.0" },
-    { name = "protobuf", specifier = ">=4.21.0,<5.0.0" },
+    { name = "protobuf", specifier = ">=4.21.0" },
     { name = "sentencepiece", specifier = ">=0.1.98,<0.3.0" },
     { name = "torch", specifier = ">=2.2.0,<3.0.0", index = "https://download.pytorch.org/whl/cpu" },
     { name = "transformers", specifier = "==5.5.1" },