diff --git a/.ci/build/build.py b/.ci/build/build.py
index 04ea53c..3ad7267 100644
--- a/.ci/build/build.py
+++ b/.ci/build/build.py
@@ -15,11 +15,17 @@
 subprocess.check_call(
     [
         "cmake", 
-        "-G", "Ninja",
+        # NOTE: if Ninja is used as a builder, compiler chain defaults to gcc on
+        # Windows
+        *(["-G", "Ninja"] if os.name != "nt" else []),
         "-DPython_EXECUTABLE={}".format(sys.executable),
         "-DCMAKE_INSTALL_PREFIX={}".format(install_dir), 
         *([os.environ["CMAKE_OPTIONS"]] if "CMAKE_OPTIONS" in os.environ else []),
         workspace],
     cwd=build_dir)
 
-subprocess.check_call(["ninja", "install"], cwd=build_dir)
+subprocess.check_call(
+    [
+        "cmake", "--build", ".", "--target", "install", "--config", "Release",
+        "--parallel"],
+    cwd=build_dir)
diff --git a/.ci/build/conda.py b/.ci/build/conda.py
index 6bf5d62..a8548fa 100644
--- a/.ci/build/conda.py
+++ b/.ci/build/conda.py
@@ -1,7 +1,8 @@
+import os
 import subprocess
 import sys
 
-conda = sys.argv[1] if len(sys.argv) >= 2 else "conda"
+conda = sys.argv[1] if len(sys.argv) >= 2 else os.environ.get("MAMBA_EXE", "conda")
 
 subprocess.check_call([
     conda, "install", "--yes", "-c", "conda-forge",
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6735d62..c35525e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,6 +16,7 @@ jobs:
           - { os: "ubuntu-latest", container: "ubuntu:jammy", packaging: "apt", cmake_options: "-DCMAKE_CXX_STANDARD=17", python: "python3" }
           - { os: "ubuntu-latest", packaging: "conda", cmake_options: "-DCMAKE_CXX_STANDARD=17", python: "python" }
           - { os: "macos-latest", packaging: "conda", cmake_options: "-DCMAKE_CXX_STANDARD=17", python: "python" }
+          - { os: "windows-latest", packaging: "conda", cmake_options: "-DCMAKE_CXX_STANDARD=17", python: "python" }
     env:
       WORKSPACE: "${{ github.workspace }}"
       CMAKE_OPTIONS: "${{ matrix.cmake_options }}"
@@ -35,7 +36,7 @@ jobs:
         uses: mamba-org/setup-micromamba@v1
         with:
           init-shell: bash powershell
-          environment-name: dicomifier
+          environment-name: odil
           create-args: python=3.11
         if: ${{ contains(matrix.packaging, 'conda') }}