diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 90f7350..419dd14 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -75,7 +75,82 @@ jobs:
         run: __tests__/verify-dotnet.sh 3.1.201 2.2.402
       - name: Verify dotnet (Windows)
         if: runner.os == 'windows'
-        run: __tests__/verify-dotnet.ps1 3.1.201
+        run: __tests__/verify-dotnet.ps1 3.1.201 2.2.402
+
+      # Clear cache before 2 digit install
+      - name: Clear tool cache (macOS)
+        if: runner.os == 'macos'
+        run: |
+          rm -rf "/Users/runner/.dotnet"
+      - name: Clear tool cache (Ubuntu)
+        if: runner.os == 'linux'
+        run: |
+          rm -rf "/usr/share/dotnet"
+      - name: Clear tool cache (Windows)
+        if: runner.os == 'windows'
+        run: |
+          Remove-Item $env:LocalAppData\Microsoft\dotnet/*  -Recurse -Force -ErrorAction SilentlyContinue
+          Remove-Item "$env:ProgramFiles\dotnet/*"  -Recurse -Force -ErrorAction SilentlyContinue
+      - name: Setup dotnet 2.0
+        uses: ./
+        with:
+          dotnet-version: 2.0
+      - name: Verify dotnet
+        if: runner.os != 'windows'
+        run: __tests__/verify-dotnet-version.sh 2.0.9
+      - name: Verify dotnet (Windows)
+        if: runner.os == 'windows'
+        run: __tests__/verify-dotnet-version.ps1 2.0.9
+
+      # Clear cache before .x version install
+      - name: Clear tool cache (macOS)
+        if: runner.os == 'macos'
+        run: |
+          rm -rf "/Users/runner/.dotnet"
+      - name: Clear tool cache (Ubuntu)
+        if: runner.os == 'linux'
+        run: |
+          rm -rf "/usr/share/dotnet"
+      - name: Clear tool cache (Windows)
+        if: runner.os == 'windows'
+        run: |
+          Remove-Item $env:LocalAppData\Microsoft\dotnet/*  -Recurse -Force -ErrorAction SilentlyContinue
+          Remove-Item "$env:ProgramFiles\dotnet/*"  -Recurse -Force -ErrorAction SilentlyContinue
+      - name: Setup dotnet 2.0.x
+        uses: ./
+        with:
+          dotnet-version: 2.0.x
+      - name: Verify dotnet
+        if: runner.os != 'windows'
+        run: __tests__/verify-dotnet-version.sh 2.0.9
+      - name: Verify dotnet (Windows)
+        if: runner.os == 'windows'
+        run: __tests__/verify-dotnet-version.ps1 2.0.9
+
+      # Clear cache before .* version install
+      - name: Clear tool cache (macOS)
+        if: runner.os == 'macos'
+        run: |
+          rm -rf "/Users/runner/.dotnet"
+      - name: Clear tool cache (Ubuntu)
+        if: runner.os == 'linux'
+        run: |
+          rm -rf "/usr/share/dotnet"
+      - name: Clear tool cache (Windows)
+        if: runner.os == 'windows'
+        run: |
+          Remove-Item $env:LocalAppData\Microsoft\dotnet/*  -Recurse -Force -ErrorAction SilentlyContinue
+          Remove-Item "$env:ProgramFiles\dotnet/*"  -Recurse -Force -ErrorAction SilentlyContinue
+      - name: Setup dotnet 2.0.*
+        uses: ./
+        with:
+          dotnet-version: 2.0.*
+      - name: Verify dotnet
+        if: runner.os != 'windows'
+        run: __tests__/verify-dotnet-version.sh 2.0.9
+      - name: Verify dotnet (Windows)
+        if: runner.os == 'windows'
+        run: __tests__/verify-dotnet-version.ps1 2.0.9
 
   test-proxy:
     runs-on: ubuntu-latest
diff --git a/__tests__/verify-dotnet-version.ps1 b/__tests__/verify-dotnet-version.ps1
new file mode 100644
index 0000000..aa83d78
--- /dev/null
+++ b/__tests__/verify-dotnet-version.ps1
@@ -0,0 +1,27 @@
+if (!$args[0])
+{
+  throw "Must supply dotnet version argument"
+}
+
+$dotnet = Get-Command dotnet | Select-Object -First 1 | ForEach-Object { $_.Path }
+Write-Host "Found '$dotnet'"
+
+$version = & $dotnet --version | Out-String | ForEach-Object { $_.Trim() }
+Write-Host "Version $version"
+if ($version -ne $args[0])
+{
+  Write-Host "PATH='$env:path'"
+  throw "Unexpected version"
+}
+
+if ($args[1])
+{
+  # SDKs are listed on multiple lines with the path afterwards in square brackets
+  $version = & $dotnet --list-sdks | ForEach-Object { $_.SubString(0, $_.IndexOf('[')).Trim() }
+  Write-Host "Version $version"
+  if (-not ($version -contains $args[1]))
+  {
+    Write-Host "PATH='$env:path'"
+    throw "Unexpected version"
+  }
+}
\ No newline at end of file
diff --git a/__tests__/verify-dotnet-version.sh b/__tests__/verify-dotnet-version.sh
new file mode 100644
index 0000000..6c7ccea
--- /dev/null
+++ b/__tests__/verify-dotnet-version.sh
@@ -0,0 +1,20 @@
+if [ -z "$1" ]; then
+  echo "Must supply dotnet version argument"
+  exit 1
+fi
+
+dotnet_version="$(dotnet --version)"
+echo "Found dotnet version '$dotnet_version'"
+if [ -z "$(echo $dotnet_version | grep $1)" ]; then
+  echo "Unexpected version"
+  exit 1
+fi
+
+if [ -n "$2" ]; then
+  dotnet_version="$(dotnet --list-sdks)"
+  echo "Found dotnet version '$dotnet_version'"
+  if [ -z "$(echo $dotnet_version | grep $2)" ]; then
+    echo "Unexpected version"
+    exit 1
+  fi
+fi
\ No newline at end of file