diff --git a/apps/template-viewer/public/template-assets b/apps/template-viewer/public/template-assets
deleted file mode 120000
index 3a89aaf1f30..00000000000
--- a/apps/template-viewer/public/template-assets
+++ /dev/null
@@ -1 +0,0 @@
-../../docsite/public/template-assets
\ No newline at end of file
diff --git a/packages/core/src/TabList/TabList.tsx b/packages/core/src/TabList/TabList.tsx
index 3cf93bb2b64..fbed2475955 100644
--- a/packages/core/src/TabList/TabList.tsx
+++ b/packages/core/src/TabList/TabList.tsx
@@ -248,6 +248,15 @@ const styles = stylex.create({
     '--_tab-edge-inset-start': `max(var(--container-padding-inline-start, ${spacingVars['--spacing-3']}), ${spacingVars['--spacing-2']})`,
     '--_tab-edge-inset-end': `max(var(--container-padding-inline-end, ${spacingVars['--spacing-3']}), ${spacingVars['--spacing-2']})`,
   },
+  // Docking on the container's block-end edge — what makes the underline meet
+  // a header's divider — is only correct when the strip is genuinely the last
+  // thing in the container, so it is gated on being a last child.
+  fullBleedBlockEnd: {
+    marginBlockEnd: {
+      default: null,
+      ':last-child': 'calc(-1 * var(--container-padding-block-end, 0px))',
+    },
+  },
   strip: {
     display: 'flex',
     alignItems: 'stretch',
@@ -659,6 +668,7 @@ export function TabList({
             layout === 'fill' && styles.fill,
             hasDivider && styles.divider,
             isFullBleed && styles.fullBleed,
+            isFullBleed && styles.fullBleedBlockEnd,
             xstyle,
           ),
           className,