diff --git a/packages/content-loader/src/products.ts b/packages/content-loader/src/products.ts
index cc188715..82ecd7b0 100644
--- a/packages/content-loader/src/products.ts
+++ b/packages/content-loader/src/products.ts
@@ -187,8 +187,18 @@ const docsProduct: ProductDef = {
   ],
 };
 
-/** Runner docs: one directory per release series, english only for now. */
-const runnerSeries = ['3', '2', '1', '0'];
+/**
+ * Runner docs: one directory per release series, english only for now.
+ * The label is the newest release of the series, which is also the tag the
+ * generated reference pages of that directory come from, so it has to be
+ * bumped here when a new runner release is documented.
+ */
+const runnerSeries: { id: string; latestRelease: string }[] = [
+  { id: '3', latestRelease: '3.1.0' },
+  { id: '2', latestRelease: '2.3.0' },
+  { id: '1', latestRelease: '1.0.8' },
+  { id: '0', latestRelease: '0.6.1' },
+];
 
 const runnerProduct: ProductDef = {
   id: 'runner',
@@ -204,9 +214,9 @@ const runnerProduct: ProductDef = {
       sources: { 'en-us': 'runner-docs' },
     },
     ...runnerSeries.map(
-      (id, index): VersionDef => ({
+      ({ id, latestRelease }, index): VersionDef => ({
         id,
-        label: `${id}.x`,
+        label: latestRelease,
         path: index === 0 ? '' : id,
         latest: index === 0,
         sources: { 'en-us': `runner-docs_versioned_docs/version-${id}` },