diff --git a/src/config.ts b/src/config.ts
index eb2b17a..3fb938c 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -291,11 +291,31 @@ export const defaultTranslators: TranslatorConfigObject = {
     const src = node.getAttribute('src') || '';
     if (!src || (!options.keepDataImages && /^data:/i.test(src))) return { ignore: true };
 
+    let encodedSrc = '';
+    for (const chr of src) {
+      switch (chr) {
+        case '(':
+          encodedSrc += '%28';
+          break;
+        case ')':
+          encodedSrc += '%29';
+          break;
+        case '_':
+          encodedSrc += '%5F';
+          break;
+        case '*':
+          encodedSrc += '%2A';
+          break;
+        default:
+          encodedSrc += chr;
+      }
+    }
+
     const alt = node.getAttribute('alt') || '';
     const title = node.getAttribute('title') || '';
 
     return {
-      content: `![${alt}](${src}${title && ` "${title}"`})`,
+      content: `![${alt}](${encodedSrc}${title && ` "${title}"`})`,
       recurse: false
     }
   },
diff --git a/test/options.test.ts b/test/options.test.ts
index 7174a4c..3c1ae54 100644
--- a/test/options.test.ts
+++ b/test/options.test.ts
@@ -277,12 +277,12 @@ text`);
     instance.options.keepDataImages = true;
     const resKeep = translate(`<img alt="normal" src="normal_img.jpg">
       <img src="data:image/gif;base64,R0lGODlhEA"/>`);
-    expect(resKeep).toBe(`![normal](normal_img.jpg) ![](data:image/gif;base64,R0lGODlhEA)`);
+    expect(resKeep).toBe(`![normal](normal%5Fimg.jpg) ![](data:image/gif;base64,R0lGODlhEA)`);
 
     instance.options.keepDataImages = false;
     const resNoKeep = translate(`<img alt="normal" src="normal_img.jpg">
       <img src="data:image/gif;base64,R0lGODlhEA"/>`);
-    expect(resNoKeep).toBe(`![normal](normal_img.jpg)`);
+    expect(resNoKeep).toBe(`![normal](normal%5Fimg.jpg)`);
 
     instance.options.keepDataImages = originalKeepDataImages;
   });
diff --git a/test/special-cases.test.ts b/test/special-cases.test.ts
index bf52f3b..642226e 100644
--- a/test/special-cases.test.ts
+++ b/test/special-cases.test.ts
@@ -164,4 +164,16 @@ describe(`Special Cases`, () => {
       expect(res).toBe('Paragraph 1\n\n  \nParagraph 2');
     });
   });
+
+  describe(`handles parenthesis within an URL correctly`, () => {
+    test(`handles parenthesis within an anchor href`, () => {
+      const res = translate(`<a href="http://example.com/my-cool-article(2).png">My cool article</a>`);
+      expect(res).toBe("[My cool article](http://example.com/my-cool-article%282%29.png)");
+    });
+
+    test(`handles parenthesis within an img src`, () => {
+      const res = translate(`<img src="http://example.com/some-selfie(2).png"/>`);
+      expect(res).toBe("![](http://example.com/some-selfie%282%29.png)");
+    });
+  });
 });