diff --git a/section_1/MyApp/Gemfile.lock b/section_1/MyApp/Gemfile.lock
index 89716dd..c288966 100644
--- a/section_1/MyApp/Gemfile.lock
+++ b/section_1/MyApp/Gemfile.lock
@@ -79,7 +79,7 @@ GEM
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.5)
     connection_pool (2.2.2)
-    crass (1.0.4)
+    crass (1.0.5)
     dotenv (0.7.0)
     equatable (0.6.1)
     erubi (1.8.0)
@@ -138,7 +138,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -157,7 +157,7 @@ GEM
       activesupport
     necromancer (0.5.0)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     opal (0.11.4)
       ast (>= 2.3.0)