diff --git a/packages/definitions-parser/src/packages.ts b/packages/definitions-parser/src/packages.ts
index 561f137a14..7003c0e9fd 100644
--- a/packages/definitions-parser/src/packages.ts
+++ b/packages/definitions-parser/src/packages.ts
@@ -573,6 +573,9 @@ export class TypingsData extends PackageBase {
   get files(): readonly string[] {
     return this.data.files;
   }
+  get dtsFiles(): readonly string[] {
+    return this.data.files.filter(f => f.endsWith(".d.ts"));
+  }
   get license(): License {
     return this.data.license;
   }
diff --git a/packages/publisher/src/generate-packages.ts b/packages/publisher/src/generate-packages.ts
index 471a313a6a..05a2693415 100644
--- a/packages/publisher/src/generate-packages.ts
+++ b/packages/publisher/src/generate-packages.ts
@@ -275,6 +275,14 @@ export function createReadme(typing: TypingsData): string {
   lines.push("# Details");
   lines.push(`Files were exported from ${definitelyTypedURL}/tree/${sourceBranch}/types/${typing.subDirectoryPath}.`);
 
+  if (typing.dtsFiles.length === 1) {
+    const dts = typing.dtsFiles[0]
+    lines.push("## " + path.basename(dts))
+    lines.push("```ts")
+    lines.push(readFileSync(dts, "utf8"))
+    lines.push("```")
+  }
+
   lines.push("");
   lines.push("### Additional Details");
   lines.push(` * Last updated: ${new Date().toUTCString()}`);