diff --git a/source/helpers/related-issues-count.svelte b/source/helpers/related-issues-count.svelte
index d5dcbbae103b..33f0d214a963 100644
--- a/source/helpers/related-issues-count.svelte
+++ b/source/helpers/related-issues-count.svelte
@@ -3,6 +3,7 @@
 	import pluralize from './pluralize.js';
 	import getOpenRelatedIssuesCount from './related-issues-count.js';
 	import {getFeatureRelatedIssuesUrl} from './rgh-links.js';
+	import addToolTip from './tooltip.js';
 
 	type Labels = {
 		single: string;
@@ -23,17 +24,46 @@
 		getFeatureRelatedIssuesUrl(featureId).href
 	);
 	const countPromise = $derived.by(() => getOpenRelatedIssuesCount(featureId));
+
+	function tooltipAction(node: globalThis.HTMLElement, content?: string) {
+		let tooltip: globalThis.HTMLElement | undefined;
+
+		const apply = (value?: string): void => {
+			tooltip?.remove();
+			tooltip = undefined;
+			if (!value) {
+				return;
+			}
+
+			addToolTip(value, node);
+			const tooltipId = node.getAttribute('aria-labelledby');
+			const potentialTooltip = tooltipId && globalThis.document.querySelector<globalThis.HTMLElement>(`#${tooltipId}`);
+			if (potentialTooltip?.matches('tool-tip')) {
+				tooltip = potentialTooltip;
+			}
+		};
+
+		apply(content);
+
+		return {
+			update: apply,
+			destroy() {
+				tooltip?.remove();
+			},
+		};
+	}
 </script>
 
-{#snippet linked(text: string)}
+{#snippet linked(text: string, openIssuesTooltip?: string)}
 	{#if linkify}
 		<a
 			href={relatedIssuesHref}
 			data-turbo-frame="repo-content-turbo-frame"
 			class={excludeFromDomTextExtraction}
+			use:tooltipAction={openIssuesTooltip}
 		>{text}</a>
 	{:else}
-		{text}
+		<span use:tooltipAction={openIssuesTooltip}>{text}</span>
 	{/if}
 {/snippet}
 
@@ -43,6 +73,8 @@
 	{/if}
 {:then count}
 	{#if count > 0 || labels.zero !== undefined}
-		{@render linked(pluralize(count, labels.single, labels.plural, labels.zero))}
+		{@const label = pluralize(count, labels.single, labels.plural, labels.zero)}
+		{@const openIssuesTooltip = pluralize(count, '1 open issue', '$$ open issues', 'No open issues')}
+		{@render linked(label, openIssuesTooltip)}
 	{/if}
 {/await}