diff --git a/components/LinkedText.vue b/components/LinkedText.vue
index 0140fd6a1..aa9d63a47 100644
--- a/components/LinkedText.vue
+++ b/components/LinkedText.vue
@@ -42,9 +42,10 @@ export default {
                 linkBuffer = `#${buffer}`;
             }
 
-            if (linkBuffer.indexOf('https://') === 0 ||
-                    linkBuffer.indexOf('http://') === 0 ||
-                    linkBuffer.indexOf('mailto:') === 0
+            if (linkBuffer.startsWith('https://') ||
+                    linkBuffer.startsWith('http://') ||
+                    linkBuffer.startsWith('mailto:') ||
+                    linkBuffer.endsWith('.pdf')
             ) {
                 return h(
                     'a',