diff --git a/README.md b/README.md
index 7d12714e..0c8401f2 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ installers for all supported operating systems.
 2. Trust Bintray.com's GPG key:
 
     ```sh
-    sudo apt-key adv --keyserver pgp.mit.edu --recv-keys 379CE192D401AB61
+    sudo apt-key adv --keyserver hkp://pgp.mit.edu:80 --recv-keys 379CE192D401AB61
     ```
 
 3. Update and install: