diff --git a/README.md b/README.md
index 1f6cc90..79884f3 100644
--- a/README.md
+++ b/README.md
@@ -121,7 +121,7 @@ jobs:
 
 ## Version Support
 
-**GHC:**
+**GHC on Mac/Ubuntu:**
 
 - `latest` (default, recommended)
 - `8.10.1` `8.10`
@@ -141,6 +141,15 @@ jobs:
 - `8.0.2` `8.0`
 - `7.10.3` `7.10`
 
+**GHC on Windows:**
+
+- `latest` (default, recommended)
+- `8.10.2.2`
+- `8.10.1.1`
+- `8.8.4.1`
+- `8.8.3.2`
+- `8.8.2.1`
+
 Suggestion: Try to support the three latest major versions of GHC.
 
 **Cabal:**
diff --git a/dist/index.js b/dist/index.js
index 18614f0..3761b1b 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -4291,7 +4291,7 @@ function escapeProperty(s) {
 /***/ 447:
 /***/ (function(module) {
 
-module.exports = {"ghc":["8.10.2","8.10.2.2","8.10.1.1","8.10.1","8.8.4.1","8.8.4","8.8.3.2","8.8.3","8.8.2.1","8.8.2","8.8.1","8.6.5","8.6.4","8.6.3","8.6.2","8.6.1","8.4.4","8.4.3","8.4.2","8.4.1","8.2.2","8.0.2","7.10.3"],"cabal":["3.2.0.0","3.0.0.0","2.4.1.0","2.4.0.0","2.2.0.0"],"stack":["2.3.1","2.1.3","2.1.1","1.9.3","1.9.1","1.7.1","1.6.5","1.6.3","1.6.1","1.5.1","1.5.0","1.4.0","1.3.2","1.3.0","1.2.0"]};
+module.exports = {"ghc":["8.10.2","8.10.2.2","8.10.1","8.10.1.1","8.8.4","8.8.4.1","8.8.3","8.8.3.2","8.8.2","8.8.2.1","8.8.1","8.6.5","8.6.4","8.6.3","8.6.2","8.6.1","8.4.4","8.4.3","8.4.2","8.4.1","8.2.2","8.0.2","7.10.3"],"cabal":["3.2.0.0","3.0.0.0","2.4.1.0","2.4.0.0","2.2.0.0"],"stack":["2.3.1","2.1.3","2.1.1","1.9.3","1.9.1","1.7.1","1.6.5","1.6.3","1.6.1","1.5.1","1.5.0","1.4.0","1.3.2","1.3.0","1.2.0"]};
 
 /***/ }),
 
@@ -11184,7 +11184,12 @@ async function choco(tool, version) {
         ignoreReturnCode: true
     });
     // Manually add the path because it won't happen until the end of the step normally
-    const chocoPath = path_1.join(`${process.env.ChocolateyInstall}`, 'lib', `${tool}.${version}`, 'tools', `${tool}-${version}`, tool === 'ghc' ? 'bin' : '');
+    let pathArray = version.split('.');
+    let pathVersion = pathArray.length > 3
+        ? pathArray.slice(0, pathArray.length - 1).join('.')
+        : pathArray.join('.');
+    const chocoPath = path_1.join(`${process.env.ChocolateyInstall}`, 'lib', `${tool}.${version}`, 'tools', tool === 'ghc' ? `${tool}-${pathVersion}` : `${tool}-${version}`, // choco trims the ghc version here
+    tool === 'ghc' ? 'bin' : '');
     core.addPath(chocoPath);
 }
 async function ghcupBin(os) {
diff --git a/src/installer.ts b/src/installer.ts
index dfc78c9..efe8725 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -187,12 +187,17 @@ async function choco(tool: Tool, version: string): Promise<void> {
     }
   );
   // Manually add the path because it won't happen until the end of the step normally
+  const pathArray = version.split('.');
+  const pathVersion =
+    pathArray.length > 3
+      ? pathArray.slice(0, pathArray.length - 1).join('.')
+      : pathArray.join('.');
   const chocoPath = join(
     `${process.env.ChocolateyInstall}`,
     'lib',
     `${tool}.${version}`,
     'tools',
-    `${tool}-${version}`,
+    tool === 'ghc' ? `${tool}-${pathVersion}` : `${tool}-${version}`, // choco trims the ghc version here
     tool === 'ghc' ? 'bin' : ''
   );
   core.addPath(chocoPath);
diff --git a/src/versions.json b/src/versions.json
index 8116a57..57282fc 100644
--- a/src/versions.json
+++ b/src/versions.json
@@ -2,14 +2,14 @@
   "ghc": [
     "8.10.2",
     "8.10.2.2",
-    "8.10.1.1",
     "8.10.1",
-    "8.8.4.1",
+    "8.10.1.1",
     "8.8.4",
-    "8.8.3.2",
+    "8.8.4.1",
     "8.8.3",
-    "8.8.2.1",
+    "8.8.3.2",
     "8.8.2",
+    "8.8.2.1",
     "8.8.1",
     "8.6.5",
     "8.6.4",