diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index 8eb98a9..b6ba7bc 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -29,12 +29,16 @@ jobs:
         - pydevd
         - pyinstrument
         - PyYAML
+        - shapely
         - yappi
         - zope.interface
 
     steps:
     - uses: actions/checkout@v4
 
+    # temporary fix needed for shapely
+    - run: apt-get update && apt-get install -y bzip2
+
     # temporary fix
     - run: /build/venv/bin/cross-python -m pip config set global.extra-index-url https://wpilib.jfrog.io/artifactory/api/pypi/wpilib-python-release-2025/simple
 
diff --git a/packages.toml b/packages.toml
index d2b5dd7..1496e1c 100644
--- a/packages.toml
+++ b/packages.toml
@@ -77,6 +77,19 @@ build_pip_requirements = [
 # [packages.scipy]
 # version = "1.5.3"
 
+[packages.shapely]
+version = "1.8.5"
+build_pip_requirements = [
+    "setuptools",
+    "Cython>=3.0",
+    "numpy",
+]
+pre_script = "scripts/build_geos.sh"
+
+[packages.shapely.environment]
+GEOS_CONFIG = "/usr/local/arm-nilrt-linux-gnueabi/sysroot/usr/bin/geos-config"
+
+
 [packages."zope.interface"]
 version = "7.1.0"
 # mod_version = "6.1+r2"
diff --git a/roborio-toolchain.cmake b/roborio-toolchain.cmake
new file mode 100644
index 0000000..1d43455
--- /dev/null
+++ b/roborio-toolchain.cmake
@@ -0,0 +1,17 @@
+# the name of the target operating system
+set(CMAKE_SYSTEM_NAME Linux)
+
+# which compilers to use for C and C++
+set(CMAKE_C_COMPILER   arm-frc2025-linux-gnueabi-gcc)
+set(CMAKE_CXX_COMPILER arm-frc2025-linux-gnueabi-g++)
+
+# where is the target environment located
+set(CMAKE_FIND_ROOT_PATH /usr/local/arm-nilrt-linux-gnueabi/sysroot)
+
+# adjust the default behavior of the FIND_XXX() commands:
+# search programs in the host environment
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+
+# search headers and libraries in the target environment
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
\ No newline at end of file
diff --git a/scripts/build_geos.sh b/scripts/build_geos.sh
new file mode 100755
index 0000000..e3959ea
--- /dev/null
+++ b/scripts/build_geos.sh
@@ -0,0 +1,25 @@
+#!/bin/bash -e
+
+/build/venv/bin/build-pip install cmake ninja
+
+[ -f geos-3.13.0.tar.bz2 ] || wget https://download.osgeo.org/geos/geos-3.13.0.tar.bz2
+[ -d geos-3.13.0 ] || tar -xf geos-3.13.0.tar.bz2
+
+cd geos-3.13.0/
+
+mkdir build
+cd build
+/build/venv/build/bin/cmake \
+    -DCMAKE_TOOLCHAIN_FILE=../../roborio-toolchain.cmake \
+    -DCMAKE_MAKE_PROGRAM=/build/venv/build/bin/ninja \
+    -DCMAKE_BUILD_TYPE=Release \
+    -DCMAKE_INSTALL_PREFIX=/usr/local/arm-nilrt-linux-gnueabi/sysroot/usr \
+    -DBUILD_DOCUMENTATION=OFF \
+    -DBUILD_TESTING=OFF \
+    -DBUILD_SHARED_LIBS=OFF \
+    -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+    -G Ninja \
+    ..
+
+/build/venv/build/bin/cmake --build .
+/build/venv/build/bin/cmake --install .
diff --git a/whl_build.py b/whl_build.py
index 8b3cd9e..f1f70db 100755
--- a/whl_build.py
+++ b/whl_build.py
@@ -26,6 +26,13 @@
 
     name = pkgdata.get("name", args.project)
 
+    try:
+        pre_script = pkgdata["pre_script"]
+    except KeyError:
+        pass
+    else:
+        os.system(pre_script)
+
     env = os.environ.copy()
     env["PATH"] = f"{env['PATH']}:/build/venv/build/bin"
     if "environment" in pkgdata: