diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index 68c1853..a967996
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -165,9 +165,11 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.4)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.1)
     minitest (5.11.3)
     minitest-reporters (1.3.8)
       ansi
@@ -182,13 +184,15 @@ GEM
     nested_form (0.3.2)
     nio4r (2.5.2)
     nio4r (2.5.2-java)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.8-java)
-    nokogiri (1.10.8-x64-mingw32)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.8-x86-mingw32)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.5)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
+    nokogiri (1.11.5-java)
+      racc (~> 1.4)
+    nokogiri (1.11.5-x64-mingw32)
+      racc (~> 1.4)
+    nokogiri (1.11.5-x86-mingw32)
+      racc (~> 1.4)
     notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -210,6 +214,8 @@ GEM
       nio4r (~> 2.0)
     puma (4.3.1-java)
       nio4r (~> 2.0)
+    racc (1.5.2)
+    racc (1.5.2-java)
     rack (2.2.2)
     rack-pjax (1.1.0)
       nokogiri (~> 1.5)