diff --git a/Gemfile b/Gemfile
index 7fe8b1af4..f1520315b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -241,7 +241,7 @@ end
 
 group :development do
   # Automatic test runs
-  gem "guard",          "2.15.0", require: false
+  gem "guard",          "2.16.1", require: false
   gem "guard-rspec",    "4.7.3", require: false
   gem "guard-rubocop",  "1.3.0", require: false
   gem "rb-fsevent",     "0.10.3", require: false
diff --git a/Gemfile.lock b/Gemfile.lock
index a3f1c6f78..0172b60f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -237,7 +237,7 @@ GEM
       http-cookie (~> 1.0.0)
     faraday_middleware (0.13.1)
       faraday (>= 0.7.4, < 1.0)
-    ffi (1.11.1)
+    ffi (1.12.2)
     fixture_builder (0.5.2)
       activerecord (>= 2)
       activesupport (>= 2)
@@ -276,7 +276,7 @@ GEM
       actionpack (>= 3.0)
       multi_json
       request_store (>= 1.0)
-    guard (2.15.0)
+    guard (2.16.1)
       formatador (>= 0.2.4)
       listen (>= 2.7, < 4.0)
       lumberjack (>= 1.0.12, < 2.0)
@@ -371,10 +371,9 @@ GEM
     kostya-sigar (2.0.6)
     leaflet-rails (1.5.1)
       rails (>= 4.2.0)
-    listen (3.1.5)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-      ruby_dep (~> 1.2)
+    listen (3.2.1)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
     little-plugger (1.1.4)
     logging (2.2.2)
       little-plugger (~> 1.1)
@@ -384,7 +383,7 @@ GEM
     loofah (2.4.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    lumberjack (1.0.13)
+    lumberjack (1.2.4)
     macaddr (1.7.2)
       systemu (~> 2.6.5)
     mail (2.7.1)
@@ -417,7 +416,7 @@ GEM
     nio4r (2.5.2)
     nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
-    notiffany (0.1.1)
+    notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
     oauth (0.5.4)
@@ -649,7 +648,6 @@ GEM
       rubocop (>= 0.72.0)
     ruby-oembed (0.12.0)
     ruby-progressbar (1.10.1)
-    ruby_dep (1.5.0)
     rubyzip (1.3.0)
     rugged (0.28.2)
     safe_yaml (1.0.5)
@@ -822,7 +820,7 @@ DEPENDENCIES
   fog-aws (= 3.5.1)
   fuubar (= 2.5.0)
   gon (= 6.2.1)
-  guard (= 2.15.0)
+  guard (= 2.16.1)
   guard-rspec (= 4.7.3)
   guard-rubocop (= 1.3.0)
   haml_lint (= 0.28.0)