diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 1f0eaef..48a74b6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [windows-latest, macos-latest, ubuntu-20.04]
+        os: [windows-latest, macos-latest, ubuntu-22.04]
       fail-fast: false
     steps:
       - name: Expose GitHub Runtime
diff --git a/build/BuildMacOSTask.cs b/build/BuildMacOSTask.cs
index 62ea882..de9cbe8 100644
--- a/build/BuildMacOSTask.cs
+++ b/build/BuildMacOSTask.cs
@@ -12,7 +12,7 @@ public sealed class BuildMacOSTask : FrostingTask<BuildContext>
     public override void Run(BuildContext context)
     {
         var buildWorkingDir = "assimp/";
-        context.StartProcess("cmake", new ProcessSettings { WorkingDirectory = buildWorkingDir, Arguments = "-DASSIMP_BUILD_TESTS=OFF -DASSIMP_INSTALL=OFF -DCMAKE_OSX_ARCHITECTURES=\"x86_64;arm64\" CMakeLists.txt" });
+        context.StartProcess("cmake", new ProcessSettings { WorkingDirectory = buildWorkingDir, Arguments = "-DASSIMP_BUILD_ZLIB=OFF -DASSIMP_BUILD_TESTS=OFF -DASSIMP_INSTALL=OFF -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 -DCMAKE_OSX_ARCHITECTURES=\"x86_64;arm64\" CMakeLists.txt" });
         context.StartProcess("make", new ProcessSettings { WorkingDirectory = buildWorkingDir, Arguments = "" });
         var files = Directory.GetFiles(System.IO.Path.Combine(buildWorkingDir, "bin"), "libassimp.*.*.*.dylib", SearchOption.TopDirectoryOnly);
         context.CopyFile(files[0], $"{context.ArtifactsDir}/libassimp.dylib");