diff --git a/.github/workflows/python-docs.yml b/.github/workflows/python-docs.yml
index 0e2d356b..db369fb7 100644
--- a/.github/workflows/python-docs.yml
+++ b/.github/workflows/python-docs.yml
@@ -61,8 +61,13 @@ jobs:
           # Then remove `py-` from the tag
           VERSION=$(git describe --tags --match="py-*" --abbrev=0 | cut -c 4-)
 
-          # Only push docs if no letters in git tag after the first character
+          # Only publish docs as latest version if no letters in git tag
+          # after the first character
           # (usually the git tag will have v as the first character)
-          if echo $VERSION | cut -c 1- | grep -q "[A-Za-z]"; then
+          # Note the `cut` index is 1-ordered
+          if echo $VERSION | cut -c 2- | grep -q "[A-Za-z]"; then
             uv run mike deploy $VERSION latest --update-aliases --push --deploy-prefix python/
+          else
+            # For beta versions publish but don't set as latest
+            uv run mike deploy $VERSION --update-aliases --push --deploy-prefix python/
           fi
diff --git a/python/Cargo.lock b/python/Cargo.lock
index 54b30683..dd064390 100644
--- a/python/Cargo.lock
+++ b/python/Cargo.lock
@@ -1090,7 +1090,7 @@ dependencies = [
 
 [[package]]
 name = "geoarrow-rust-compute"
-version = "0.3.0"
+version = "0.4.0-beta.1"
 dependencies = [
  "arrow",
  "arrow-array",
@@ -1109,7 +1109,7 @@ dependencies = [
 
 [[package]]
 name = "geoarrow-rust-core"
-version = "0.3.0"
+version = "0.4.0-beta.1"
 dependencies = [
  "arrow",
  "arrow-array",
@@ -1128,7 +1128,7 @@ dependencies = [
 
 [[package]]
 name = "geoarrow-rust-io"
-version = "0.3.0"
+version = "0.4.0-beta.1"
 dependencies = [
  "arrow",
  "bytes",
diff --git a/python/Cargo.toml b/python/Cargo.toml
index 86271fb3..2360f462 100644
--- a/python/Cargo.toml
+++ b/python/Cargo.toml
@@ -4,7 +4,7 @@ resolver = "2"
 
 [workspace.package]
 authors = ["Kyle Barron <kylebarron2@gmail.com>"]
-version = "0.3.0"
+version = "0.4.0-beta.1"
 edition = "2021"
 homepage = "https://geoarrow.org/geoarrow-rs/"
 repository = "https://github.com/geoarrow/geoarrow-rs"