diff --git a/lighthouse-cli/test/smokehouse/dobetterweb/dbw-expectations.js b/lighthouse-cli/test/smokehouse/dobetterweb/dbw-expectations.js
index d3de80f8d691..33e2b37eac11 100644
--- a/lighthouse-cli/test/smokehouse/dobetterweb/dbw-expectations.js
+++ b/lighthouse-cli/test/smokehouse/dobetterweb/dbw-expectations.js
@@ -15,7 +15,7 @@ const expectations = [
       Stacks: [{
         id: 'jquery',
       }, {
-        id: 'jquery',
+        id: 'jquery-fast',
         name: 'jQuery (Fast path)',
       }, {
         id: 'wordpress',
diff --git a/lighthouse-core/lib/stack-collector.js b/lighthouse-core/lib/stack-collector.js
index 984d8b1dca60..8fd8633fecbc 100644
--- a/lighthouse-core/lib/stack-collector.js
+++ b/lighthouse-core/lib/stack-collector.js
@@ -20,7 +20,8 @@ const libDetectorSource = fs.readFileSync(
 /** @typedef {false | {version: string|null}} JSLibraryDetectorTestResult */
 /**
  * @typedef JSLibraryDetectorTest
- * @property {string} icon Essentially an id, useful if no npm name is detected.
+ * @property {string} id
+ * @property {string} icon
  * @property {string} url
  * @property {string|null} npm npm module name, if applicable to library.
  * @property {function(Window): JSLibraryDetectorTestResult | Promise<JSLibraryDetectorTestResult>} test Returns false if library is not present, otherwise returns an object that contains the library version (set to null if the version is not detected).
@@ -28,8 +29,8 @@ const libDetectorSource = fs.readFileSync(
 
 /**
  * @typedef JSLibrary
+ * @property {string} id
  * @property {string} name
- * @property {string} icon
  * @property {string|null} version
  * @property {string|null} npm
  */
@@ -53,8 +54,8 @@ async function detectLibraries() {
       const result = await lib.test(window);
       if (result) {
         libraries.push({
+          id: lib.id,
           name: name,
-          icon: lib.icon,
           version: result.version,
           npm: lib.npm,
         });
@@ -80,7 +81,7 @@ async function collectStacks(passContext) {
 
   return jsLibraries.map(lib => ({
     detector: /** @type {'js'} */ ('js'),
-    id: lib.npm || lib.icon,
+    id: lib.id,
     name: lib.name,
     version: lib.version || undefined,
     npm: lib.npm || undefined,
diff --git a/package.json b/package.json
index 35a07748f6ae..e0cb48605b61 100644
--- a/package.json
+++ b/package.json
@@ -140,7 +140,7 @@
     "intl-messageformat": "^4.4.0",
     "intl-pluralrules": "^1.0.3",
     "jpeg-js": "0.1.2",
-    "js-library-detector": "^5.5.0",
+    "js-library-detector": "^5.6.0",
     "jsonld": "^1.5.0",
     "jsonlint-mod": "^1.7.5",
     "lighthouse-logger": "^1.2.0",
diff --git a/yarn.lock b/yarn.lock
index 1e20d91d6cb8..6603af34f883 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4679,10 +4679,10 @@ jpeg-js@0.1.2, jpeg-js@^0.1.2:
   resolved "https://registry.yarnpkg.com/jpeg-js/-/jpeg-js-0.1.2.tgz#135b992c0575c985cfa0f494a3227ed238583ece"
   integrity sha1-E1uZLAV1yYXPoPSUoyJ+0jhYPs4=
 
-js-library-detector@^5.5.0:
-  version "5.5.0"
-  resolved "https://registry.yarnpkg.com/js-library-detector/-/js-library-detector-5.5.0.tgz#3cf17128f6eaaf594d3d6b4c631d18eca059bfdc"
-  integrity sha512-rLRizuKBAYFmCQM7Efjdbf8u8EoJnfuTlKYUBLQ/2bj9Raw2tr09guQoto/4NIOGmpAYLrzJQ0fmPUqxABCM5w==
+js-library-detector@^5.6.0:
+  version "5.6.0"
+  resolved "https://registry.yarnpkg.com/js-library-detector/-/js-library-detector-5.6.0.tgz#a44c95237870b5e4f66f0aff948270df7ec9f277"
+  integrity sha512-s9LeTXee2J+7qXQHJ1EHPbK4Mk5ZU820Wrw+EOxDRQcn2Tay4n+SvZaqJa6T8UpKu5mIomSh6nXoyuP1j2DzUw==
 
 js-tokens@^1.0.1:
   version "1.0.3"