diff --git a/Gemfile.lock b/Gemfile.lock
index 07e2d31b..f1f73033 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -188,7 +188,7 @@ GEM
       image_size (>= 1.5, < 3)
       in_threads (~> 1.3)
       progress (~> 3.0, >= 3.0.1)
-    image_optim_pack (0.5.1-x86_64-darwin)
+    image_optim_pack (0.5.1)
       fspath (>= 2.1, < 4)
       image_optim (~> 0.19)
     image_processing (0.11.2)
@@ -216,7 +216,7 @@ GEM
     mimemagic (0.3.2)
     mini_magick (4.8.0)
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.4.0)
     minitest (5.11.3)
     mixlib-shellout (2.4.0)
     mono_logger (1.1.0)
@@ -229,8 +229,8 @@ GEM
       net-ssh (>= 2.6.5)
     net-ssh (4.2.0)
     nio4r (2.3.0)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.8)
+      mini_portile2 (~> 2.4.0)
     nokogumbo (1.5.0)
       nokogiri
     notiffany (0.1.1)