diff --git a/ruby/ror/Gemfile.lock b/ruby/ror/Gemfile.lock
index 3a6c8c0..b1294ce 100644
--- a/ruby/ror/Gemfile.lock
+++ b/ruby/ror/Gemfile.lock
@@ -50,7 +50,7 @@ GEM
     builder (3.2.3)
     byebug (11.0.1)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.5)
     erubi (1.8.0)
     ffi (1.10.0)
     ffi (1.10.0-java)
@@ -64,7 +64,7 @@ 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)
@@ -82,12 +82,12 @@ GEM
     msgpack (1.2.10-x86-mingw32)
     nio4r (2.3.1)
     nio4r (2.3.1-java)
-    nokogiri (1.10.3)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.3-java)
-    nokogiri (1.10.3-x64-mingw32)
+    nokogiri (1.10.5-java)
+    nokogiri (1.10.5-x64-mingw32)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.3-x86-mingw32)
+    nokogiri (1.10.5-x86-mingw32)
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
     pg (1.1.4-x64-mingw32)