diff --git a/lib/workers/repository/process/lookup/filter.js b/lib/workers/repository/process/lookup/filter.js
index 104ea75e5b82062b9f5cc7c2c3bb0a3215c1c52f..b28a2e4687bf3f47203b6047cf6081076cb0924c 100644
--- a/lib/workers/repository/process/lookup/filter.js
+++ b/lib/workers/repository/process/lookup/filter.js
@@ -64,7 +64,7 @@ function filterVersions(
   }
 
   // Return all versions if we aren't ignore unstable. Also ignore latest
-  if (ignoreUnstable === false) {
+  if (config.followTag || ignoreUnstable === false) {
     return filteredVersions;
   }
 
diff --git a/test/workers/repository/process/lookup/__snapshots__/index.spec.js.snap b/test/workers/repository/process/lookup/__snapshots__/index.spec.js.snap
index fc379d649bf9040ee8caafd34361bd6ff7431f24..a81bb2dc55be4e25ae8ca2390ecb3f0a60b0e617 100644
--- a/test/workers/repository/process/lookup/__snapshots__/index.spec.js.snap
+++ b/test/workers/repository/process/lookup/__snapshots__/index.spec.js.snap
@@ -782,6 +782,22 @@ Array [
 ]
 `;
 
+exports[`manager/npm/lookup .lookupUpdates() should jump unstable versions if followTag 1`] = `
+Array [
+  Object {
+    "canBeUnpublished": false,
+    "fromVersion": "3.0.0-insiders.20180706",
+    "isSingleVersion": true,
+    "newMajor": 3,
+    "newMinor": 0,
+    "newValue": "3.0.1-insiders.20180726",
+    "releaseTimestamp": "2018-07-26T18:20:51.679Z",
+    "toVersion": "3.0.1-insiders.20180726",
+    "updateType": "minor",
+  },
+]
+`;
+
 exports[`manager/npm/lookup .lookupUpdates() should not jump unstable versions 1`] = `
 Array [
   Object {
diff --git a/test/workers/repository/process/lookup/index.spec.js b/test/workers/repository/process/lookup/index.spec.js
index 4d4025026a7b7396585eef9cde8c49c7a7d8aa3f..3a88eab72e1a3cee73ca7633d6554ff8f4a1840b 100644
--- a/test/workers/repository/process/lookup/index.spec.js
+++ b/test/workers/repository/process/lookup/index.spec.js
@@ -720,6 +720,19 @@ describe('manager/npm/lookup', () => {
       expect(res.updates).toHaveLength(1);
       expect(res.updates[0].newValue).toEqual('3.0.1-insiders.20180726');
     });
+    it('should jump unstable versions if followTag', async () => {
+      config.currentValue = '3.0.0-insiders.20180706';
+      config.depName = 'typescript';
+      config.purl = 'pkg:npm/typescript';
+      config.followTag = 'insiders';
+      nock('https://registry.npmjs.org')
+        .get('/typescript')
+        .reply(200, typescriptJson);
+      const res = await lookup.lookupUpdates(config);
+      expect(res.updates).toMatchSnapshot();
+      expect(res.updates).toHaveLength(1);
+      expect(res.updates[0].newValue).toEqual('3.0.1-insiders.20180726');
+    });
     it('should update nothing if current version is dist-tag', async () => {
       config.currentValue = '3.0.1-insiders.20180726';
       config.depName = 'typescript';