diff --git a/src/slack/format.ts b/src/slack/format.ts
index 97fbed7d1e..3b07bd66d0 100644
--- a/src/slack/format.ts
+++ b/src/slack/format.ts
@@ -94,6 +94,20 @@ type SlackMarkdownOptions = {
   tableMode?: MarkdownTableMode;
 };
 
+function buildSlackRenderOptions() {
+  return {
+    styleMarkers: {
+      bold: { open: "*", close: "*" },
+      italic: { open: "_", close: "_" },
+      strikethrough: { open: "~", close: "~" },
+      code: { open: "`", close: "`" },
+      code_block: { open: "```\n", close: "```" },
+    },
+    escapeText: escapeSlackMrkdwnText,
+    buildLink: buildSlackLink,
+  };
+}
+
 export function markdownToSlackMrkdwn(
   markdown: string,
   options: SlackMarkdownOptions = {},
@@ -105,17 +119,7 @@ export function markdownToSlackMrkdwn(
     blockquotePrefix: "> ",
     tableMode: options.tableMode,
   });
-  return renderMarkdownWithMarkers(ir, {
-    styleMarkers: {
-      bold: { open: "*", close: "*" },
-      italic: { open: "_", close: "_" },
-      strikethrough: { open: "~", close: "~" },
-      code: { open: "`", close: "`" },
-      code_block: { open: "```\n", close: "```" },
-    },
-    escapeText: escapeSlackMrkdwnText,
-    buildLink: buildSlackLink,
-  });
+  return renderMarkdownWithMarkers(ir, buildSlackRenderOptions());
 }
 
 export function markdownToSlackMrkdwnChunks(
@@ -131,17 +135,6 @@ export function markdownToSlackMrkdwnChunks(
     tableMode: options.tableMode,
   });
   const chunks = chunkMarkdownIR(ir, limit);
-  return chunks.map((chunk) =>
-    renderMarkdownWithMarkers(chunk, {
-      styleMarkers: {
-        bold: { open: "*", close: "*" },
-        italic: { open: "_", close: "_" },
-        strikethrough: { open: "~", close: "~" },
-        code: { open: "`", close: "`" },
-        code_block: { open: "```\n", close: "```" },
-      },
-      escapeText: escapeSlackMrkdwnText,
-      buildLink: buildSlackLink,
-    }),
-  );
+  const renderOptions = buildSlackRenderOptions();
+  return chunks.map((chunk) => renderMarkdownWithMarkers(chunk, renderOptions));
 }