diff --git a/Gemfile.lock b/Gemfile.lock
index c7458d1..d033e97 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,4 +14,4 @@ DEPENDENCIES
   thor
 
 BUNDLED WITH
-   1.17.3
+   2.1.4
diff --git a/install-scripts/bundler.sh b/install-scripts/bundler.sh
index ad44b42..f19a396 100755
--- a/install-scripts/bundler.sh
+++ b/install-scripts/bundler.sh
@@ -1,6 +1,6 @@
 #/bin/bash
 
-if [[ ! $(which bundle) ]] || [[ "$(bundle -v)" != "Bundler version 1.17.3" ]]; then
+if [[ ! $(which bundle) ]] || [[ "$(bundle -v)" != "Bundler version 2.1.4" ]]; then
 	echo "Installing bundler"
-	gem install bundler -v 1.17.3
+	gem install bundler -v 2.1.4
 fi