diff --git a/Gemfile b/Gemfile
index 2c85f4237bed857a8d1f7969e259784d0291a69b..909604a5a079948a6269102e3a65d2b241c93239 100644
--- a/Gemfile
+++ b/Gemfile
@@ -28,7 +28,6 @@ gem 'mutex_m'
 group(:development) do
 	gem "pry-reload"
 	gem "pry-rescue"
-	gem "pry-stack_explorer"
 	gem "pry-byebug"
 end