diff --git a/Gemfile b/Gemfile
index 595c5f2..219408b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -35,7 +35,7 @@ gem 'jbuilder', '~> 2.10.1'
 gem 'sdoc', '~> 2.0.3',          group: :doc
 
 gem 'web-console', '~> 4.1.0', group: :development
-gem 'listen', '~> 3.1.5', group: :development
+gem 'listen', '~> 3.4.0', group: :development
 
 # Use Codacy for coverage
 gem 'codacy-coverage', :require => false
diff --git a/Gemfile.lock b/Gemfile.lock
index a16df44..041467b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -101,7 +101,7 @@ GEM
     execjs (2.7.0)
     faraday (1.0.0)
       multipart-post (>= 1.2, < 3)
-    ffi (1.13.1)
+    ffi (1.14.2)
     font-awesome-sass (5.15.1)
       sassc (>= 1.11)
     globalid (0.4.2)
@@ -117,10 +117,9 @@ GEM
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     jwt (2.2.1)
-    listen (3.1.5)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-      ruby_dep (~> 1.2)
+    listen (3.4.0)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
     loofah (2.8.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
@@ -205,7 +204,6 @@ GEM
     responders (3.0.1)
       actionpack (>= 5.0)
       railties (>= 5.0)
-    ruby_dep (1.5.0)
     sassc (2.4.0)
       ffi (~> 1.9)
     sassc-rails (2.1.2)
@@ -271,7 +269,7 @@ DEPENDENCIES
   font-awesome-sass (~> 5.15.1)
   jbuilder (~> 2.10.1)
   jquery-rails (~> 4.4.0)
-  listen (~> 3.1.5)
+  listen (~> 3.4.0)
   mysql2 (~> 0.5.2)
   omniauth
   omniauth-github