diff --git a/Gemfile.lock b/Gemfile.lock
index 57c553cd..81a6c382 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,5 +1,5 @@
 GIT
-  remote: git://github.com/mimemagicrb/mimemagic.git
+  remote: https://github.com/mimemagicrb/mimemagic.git
   revision: d5ebc0cd846dcc68142622c76ad71d021768b7c2
   ref: d5ebc0cd846dcc68142622c76ad71d021768b7c2
   specs:
@@ -235,7 +235,7 @@ GEM
     listen (3.2.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.5.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.13)