diff --git a/src/lib/docs.ts b/src/lib/docs.ts
index fc26a2a..1b8b9f9 100644
--- a/src/lib/docs.ts
+++ b/src/lib/docs.ts
@@ -28,8 +28,7 @@ import {
   ScriptTarget,
   SyntaxKind
 } from 'typescript';
-import type {DocEntry, DocEntryConstructor, DocEntryType} from './types';
-import {BuildOptions} from './types';
+import type {BuildOptions, DocEntry, DocEntryConstructor, DocEntryType} from './types';
 
 /** Serialize a symbol into a json object */
 const serializeSymbol = ({
@@ -65,7 +64,9 @@ const serializeClass = ({
 
   details.constructors = constructorType
     .getConstructSignatures()
-    .map((signature: Signature) => serializeSignature({checker, signature}));
+    .map((signature: Signature) => serializeSignature({checker, signature}))
+    .filter(({documentation}) => documentation !== undefined && documentation !== '');
+
   return details;
 };
 
diff --git a/src/lib/index.ts b/src/lib/index.ts
index 419b57f..f102346 100644
--- a/src/lib/index.ts
+++ b/src/lib/index.ts
@@ -1,8 +1,13 @@
 import {existsSync, readFileSync, writeFileSync} from 'fs';
 import {buildDocumentation} from './docs';
 import {documentationToMarkdown} from './markdown';
-import type {BuildOptions, DocEntry, DocEntryConstructor, DocEntryType} from './types';
-import {MarkdownOptions} from './types';
+import type {
+  BuildOptions,
+  DocEntry,
+  DocEntryConstructor,
+  DocEntryType,
+  MarkdownOptions
+} from './types';
 
 export {buildDocumentation};
 export {documentationToMarkdown};
@@ -23,7 +28,7 @@ export const generateDocumentation = ({
   inputFiles,
   outputFile,
   markdownOptions,
-    buildOptions
+  buildOptions
 }: {
   inputFiles: string[];
   outputFile: string;
diff --git a/src/lib/markdown.ts b/src/lib/markdown.ts
index b2b4abb..af680e2 100644
--- a/src/lib/markdown.ts
+++ b/src/lib/markdown.ts
@@ -37,7 +37,7 @@ const classesToMarkdown = ({
   const {name, documentation, methods, constructors} = entry;
 
   const markdown: string[] = [`${headingLevel}${emojiTitle({emoji, key: 'classes'})} ${name}\n`];
-  markdown.push(`${documentation}\n`);
+  (documentation !== undefined && documentation !== '') && markdown.push(`${documentation}\n`);
 
   const publicConstructors: DocEntryConstructor[] = (constructors ?? []).filter(
     ({visibility}) => visibility === 'public'
diff --git a/src/lib/types.ts b/src/lib/types.ts
index b165adc..596f5dc 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -1,5 +1,4 @@
-import type {JSDocTagInfo} from 'typescript';
-import {CompilerOptions} from 'typescript';
+import type {CompilerOptions, JSDocTagInfo} from 'typescript';
 
 export type DocEntryType = 'function' | 'method' | 'class' | 'const';
 
diff --git a/src/test/mock.json b/src/test/mock.json
index a02e601..7bf5abf 100644
--- a/src/test/mock.json
+++ b/src/test/mock.json
@@ -164,5 +164,23 @@
     ],
     "name": "SnsLedgerCanister",
     "type": "typeof SnsLedgerCanister"
+  },
+  {
+    "constructors": [],
+    "doc_type": "class",
+    "documentation": "",
+    "fileName": "src/test/mock.ts",
+    "jsDocs": [],
+    "methods": [
+      {
+        "doc_type": "method",
+        "documentation": "Description",
+        "jsDocs": [],
+        "name": "bar",
+        "type": "() => void"
+      }
+    ],
+    "name": "default",
+    "type": "typeof foo"
   }
 ]
diff --git a/src/test/mock.md b/src/test/mock.md
index 9cf1c32..e8819e2 100644
--- a/src/test/mock.md
+++ b/src/test/mock.md
@@ -86,8 +86,6 @@ Returns the balance of the specified account identifier.
 
 ## :factory: SnsLedgerCanister
 
-
-
 ### Constructors
 
 `public`: The constructor is public as well.
@@ -115,3 +113,18 @@ The token metadata (name, symbol, etc.).
 | ---------- | ---------- |
 | `metadata` | `(params: QueryParams) => Promise<SnsTokenMetadataResponse>` |
 
+
+## :factory: default
+
+### Methods
+
+- [bar](#gear-bar)
+
+#### :gear: bar
+
+Description
+
+| Method | Type |
+| ---------- | ---------- |
+| `bar` | `() => void` |
+
diff --git a/src/test/mock.ts b/src/test/mock.ts
index 342975a..852860e 100644
--- a/src/test/mock.ts
+++ b/src/test/mock.ts
@@ -110,3 +110,10 @@ export class SnsLedgerCanister extends Canister<SnsLedgerService> {
   metadata = (params: QueryParams): Promise<SnsTokenMetadataResponse> =>
     this.caller(params).icrc1_metadata();
 }
+
+export default class foo {
+  /**
+   * Description
+   */
+  bar() {}
+}