diff --git a/pkgs/development/tools/vagrant/default.nix b/pkgs/development/tools/vagrant/default.nix
index 8f68471f1e3..2d4bae560bd 100644
--- a/pkgs/development/tools/vagrant/default.nix
+++ b/pkgs/development/tools/vagrant/default.nix
@@ -37,6 +37,7 @@ in buildRubyGem rec {
   src = fetchurl { inherit url sha256; };
 
   patches = [
+    ./unofficial-installation-nowarn.patch
     ./use-system-bundler-version.patch
     ./0004-Support-system-installed-plugins.patch
   ];