diff --git a/.licenses/npm/@actions/http-client.dep.yml b/.licenses/npm/@actions/http-client.dep.yml
index cdccff4..1bf161b 100644
Binary files a/.licenses/npm/@actions/http-client.dep.yml and b/.licenses/npm/@actions/http-client.dep.yml differ
diff --git a/dist/cleanup/index.js b/dist/cleanup/index.js
index 5ac78e7..68cab72 100644
--- a/dist/cleanup/index.js
+++ b/dist/cleanup/index.js
@@ -10554,7 +10554,7 @@ class HttpClient {
         }
         const usingSsl = parsedUrl.protocol === 'https:';
         proxyAgent = new undici_1.ProxyAgent(Object.assign({ uri: proxyUrl.href, pipelining: !this._keepAlive ? 0 : 1 }, ((proxyUrl.username || proxyUrl.password) && {
-            token: `${proxyUrl.username}:${proxyUrl.password}`
+            token: `Basic ${Buffer.from(`${proxyUrl.username}:${proxyUrl.password}`).toString('base64')}`
         })));
         this._proxyAgentDispatcher = proxyAgent;
         if (usingSsl && this._ignoreSslError) {
@@ -10668,11 +10668,11 @@ function getProxyUrl(reqUrl) {
     })();
     if (proxyVar) {
         try {
-            return new URL(proxyVar);
+            return new DecodedURL(proxyVar);
         }
         catch (_a) {
             if (!proxyVar.startsWith('http://') && !proxyVar.startsWith('https://'))
-                return new URL(`http://${proxyVar}`);
+                return new DecodedURL(`http://${proxyVar}`);
         }
     }
     else {
@@ -10731,6 +10731,19 @@ function isLoopbackAddress(host) {
         hostLower.startsWith('[::1]') ||
         hostLower.startsWith('[0:0:0:0:0:0:0:1]'));
 }
+class DecodedURL extends URL {
+    constructor(url, base) {
+        super(url, base);
+        this._decodedUsername = decodeURIComponent(super.username);
+        this._decodedPassword = decodeURIComponent(super.password);
+    }
+    get username() {
+        return this._decodedUsername;
+    }
+    get password() {
+        return this._decodedPassword;
+    }
+}
 //# sourceMappingURL=proxy.js.map
 
 /***/ }),
diff --git a/dist/setup/index.js b/dist/setup/index.js
index 6e6e205..8ccdcfd 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -10554,7 +10554,7 @@ class HttpClient {
         }
         const usingSsl = parsedUrl.protocol === 'https:';
         proxyAgent = new undici_1.ProxyAgent(Object.assign({ uri: proxyUrl.href, pipelining: !this._keepAlive ? 0 : 1 }, ((proxyUrl.username || proxyUrl.password) && {
-            token: `${proxyUrl.username}:${proxyUrl.password}`
+            token: `Basic ${Buffer.from(`${proxyUrl.username}:${proxyUrl.password}`).toString('base64')}`
         })));
         this._proxyAgentDispatcher = proxyAgent;
         if (usingSsl && this._ignoreSslError) {
@@ -10668,11 +10668,11 @@ function getProxyUrl(reqUrl) {
     })();
     if (proxyVar) {
         try {
-            return new URL(proxyVar);
+            return new DecodedURL(proxyVar);
         }
         catch (_a) {
             if (!proxyVar.startsWith('http://') && !proxyVar.startsWith('https://'))
-                return new URL(`http://${proxyVar}`);
+                return new DecodedURL(`http://${proxyVar}`);
         }
     }
     else {
@@ -10731,6 +10731,19 @@ function isLoopbackAddress(host) {
         hostLower.startsWith('[::1]') ||
         hostLower.startsWith('[0:0:0:0:0:0:0:1]'));
 }
+class DecodedURL extends URL {
+    constructor(url, base) {
+        super(url, base);
+        this._decodedUsername = decodeURIComponent(super.username);
+        this._decodedPassword = decodeURIComponent(super.password);
+    }
+    get username() {
+        return this._decodedUsername;
+    }
+    get password() {
+        return this._decodedPassword;
+    }
+}
 //# sourceMappingURL=proxy.js.map
 
 /***/ }),
diff --git a/package-lock.json b/package-lock.json
index 920f375..3562526 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "@actions/core": "^1.10.0",
         "@actions/exec": "^1.0.4",
         "@actions/glob": "^0.4.0",
-        "@actions/http-client": "^2.2.1",
+        "@actions/http-client": "^2.2.3",
         "@actions/io": "^1.0.2",
         "@actions/tool-cache": "^2.0.1",
         "semver": "^7.6.0",
@@ -109,9 +109,10 @@
       }
     },
     "node_modules/@actions/http-client": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-2.2.1.tgz",
-      "integrity": "sha512-KhC/cZsq7f8I4LfZSJKgCvEwfkE8o1538VoBeoGzokVLLnbFDEAdFD3UhoMklxo2un9NJVBdANOresx7vTHlHw==",
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-2.2.3.tgz",
+      "integrity": "sha512-mx8hyJi/hjFvbPokCg4uRd4ZX78t+YyRPtnKWwIl+RzNaVuFpQHfmlGVfsKEJN8LwTCvL+DfVgAM04XaHkm6bA==",
+      "license": "MIT",
       "dependencies": {
         "tunnel": "^0.0.6",
         "undici": "^5.25.4"
diff --git a/package.json b/package.json
index 11b366e..4f5dfc5 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "@actions/core": "^1.10.0",
     "@actions/exec": "^1.0.4",
     "@actions/glob": "^0.4.0",
-    "@actions/http-client": "^2.2.1",
+    "@actions/http-client": "^2.2.3",
     "@actions/io": "^1.0.2",
     "@actions/tool-cache": "^2.0.1",
     "semver": "^7.6.0",