diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1341781..488b4ce 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -23,6 +23,7 @@ jobs:
           echo "Hi from linux"
           echo "Hi from linux second line"
         windows: echo "Hi from windows"
+        windowsShell: cmd
     - 
       uses: ./
       with:
diff --git a/dist/index.js b/dist/index.js
index 835f380..37b2455 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -41,7 +41,7 @@ let builtInShells = {
     pwsh: 'pwsh -command "& \'{0}\'"',
     python: 'python {0}',
     sh: 'sh -e {0}',
-    cmd: '%ComSpec% /D /E:ON /V:OFF /S /C "CALL "{0}""',
+    cmd: 'cmd.exe /D /E:ON /V:OFF /S /C "CALL "{0}""',
     powershell: 'powershell -command "& \'{0}\'"',
     }
 
diff --git a/index.js b/index.js
index 268999b..8fbed65 100644
--- a/index.js
+++ b/index.js
@@ -34,7 +34,7 @@ let builtInShells = {
     pwsh: 'pwsh -command "& \'{0}\'"',
     python: 'python {0}',
     sh: 'sh -e {0}',
-    cmd: '%ComSpec% /D /E:ON /V:OFF /S /C "CALL "{0}""',
+    cmd: 'cmd.exe /D /E:ON /V:OFF /S /C "CALL "{0}""',
     powershell: 'powershell -command "& \'{0}\'"',
     }