allenai · atalyaalon · Jun 30, 2026 · Jun 30, 2026 · Jun 30, 2026 · Jun 30, 2026
diff --git a/README.md b/README.md
@@ -366,7 +366,7 @@ git config core.hooksPath .githooks
 Workflow:
 ```bash
 # 1) edit VERSION
-echo 0.51.0 > VERSION
+echo 0.51.1 > VERSION
 
 # 2) sync manifests
 uv run python scripts/sync_version.py

diff --git a/VERSION b/VERSION
@@ -1 +1 @@
-0.51.0
+0.51.1
diff --git a/docs/development.md b/docs/development.md
@@ -69,7 +69,7 @@ Version bump workflow:
 
 ```bash
 # 1) edit VERSION
-echo 0.51.0 > VERSION
+echo 0.51.1 > VERSION
 
 # 2) sync manifests
 uv run python scripts/sync_version.py

diff --git a/pyproject.toml b/pyproject.toml
@@ -57,7 +57,7 @@ dev = [
   "ipykernel",
 ]
 rust = [
-  "s2and-rust==0.51.0",
+  "s2and-rust==0.51.1",
 ]
 
 [tool.setuptools.packages.find]

diff --git a/s2and/arrow_service_io.py b/s2and/arrow_service_io.py
diff --git a/s2and/incremental_linking/feature_block_contract.py b/s2and/incremental_linking/feature_block_contract.py
diff --git a/s2and/runtime.py b/s2and/runtime.py
@@ -19,7 +19,7 @@
 _STARTUP_WARNING_EMITTED = False
 _STARTUP_WARNING_LOCK = threading.Lock()
 
-MIN_SUPPORTED_RUST_EXTENSION_VERSION = (0, 51, 0)
+MIN_SUPPORTED_RUST_EXTENSION_VERSION = (0, 51, 1)
 _CORE_REQUIRED_FEATURIZER_MARKERS = (
     "from_arrow_paths",
     "signature_ids",

diff --git a/s2and_rust/Cargo.lock b/s2and_rust/Cargo.lock
diff --git a/s2and_rust/Cargo.toml b/s2and_rust/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "s2and_rust"
-version = "0.51.0"
+version = "0.51.1"
 edition = "2021"
 
 [lib]

diff --git a/s2and_rust/pyproject.toml b/s2and_rust/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "s2and-rust"
-version = "0.51.0"
+version = "0.51.1"
 description = "Rust extension for s2and"
 readme = "README.md"
 requires-python = ">=3.11,<3.14"