diff --git a/Gemfile.lock b/Gemfile.lock
index b876f30..832cfaf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,9 +83,8 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
-    wdm (0.1.1)
 
 PLATFORMS
   ruby
@@ -94,7 +93,6 @@ PLATFORMS
 DEPENDENCIES
   jekyll (~> 3.8.3)
   jekyll-theme-minimalism
-  wdm (>= 0.1.0)
 
 BUNDLED WITH
    1.17.2