diff --git a/accessibility-checker/src-ts/lib/ACEngineManager.ts b/accessibility-checker/src-ts/lib/ACEngineManager.ts
index 250007207..6829625f5 100644
--- a/accessibility-checker/src-ts/lib/ACEngineManager.ts
+++ b/accessibility-checker/src-ts/lib/ACEngineManager.ts
@@ -256,21 +256,40 @@ export class ACEngineManager {
                 if (!fs.existsSync(engineDir)) {
                     fs.mkdirSync(engineDir, { recursive: true });
                 }
-                let nodePath = path.join(engineDir, "ace-node")
-                fs.writeFile(nodePath + ".js", data, function (err) {
-                    try {
-                        err && console.log(err);
-                        var ace_ibma = require(nodePath);
-                        checker = new ace_ibma.Checker();
-                    } catch (e) {
-                        console.log(e);
-                        return reject(e);
-                    }
-                    resolve();
-                });
+
+                let fileSuffix = "";
+                if (!config.toolVersion) {
+                    fileSuffix = config.ruleArchiveVersion;
+                } else {
+                    fileSuffix = `${config.toolVersion}-${config.ruleArchiveVersion}`
+                }
+                fileSuffix = fileSuffix.replace(/\./g, "_");
+
+                const nodePath = path.join(engineDir, `ace-node-${fileSuffix}`);
+                if (fs.existsSync(`${nodePath}.js`)) {
+                    const ace_ibma = require(nodePath);
+                    checker = new ace_ibma.Checker();
+                    return resolve();
+                } else {
+                    fs.writeFile(nodePath + ".js", data, function (err) {
+                        if (err) {
+                            console.log(err);
+                            reject(err);
+                        } else {
+                            try {
+                                const ace_ibma = require(nodePath);
+                                checker = new ace_ibma.Checker();
+                                resolve();
+                            } catch (e) {
+                                console.log(e);
+                                reject(e);
+                            }
+                        }
+                    });
+                }
             });
         }
-        return this.localLoadPromise;
+        return ACEngineManager.localLoadPromise;
     }
 
     static isPuppeteer(content) {
diff --git a/rule-server/gulp/gulpfile.js b/rule-server/gulp/gulpfile.js
index 37e7a511e..ecfcc615f 100644
--- a/rule-server/gulp/gulpfile.js
+++ b/rule-server/gulp/gulpfile.js
@@ -54,6 +54,10 @@ function maxVersion(verA, verB) {
 
 const archivePolicies = () => {
     let releaseTag = (process.env.GITHUB_REF || "").substring(10);
+    // If the release tag includes a /, then it's probably a PR or other Git action that's not a release
+    if (releaseTag.includes("/")) {
+        releaseTag = "9999.9999.9999";
+    }
     // Adds the policy ids to the archive file
     return gulp.src(["../src/static/archives.json"])
         .pipe(modifyFile((content, path, file) => {