diff --git a/Gemfile b/Gemfile
index 07d2bf2..77761b1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -10,9 +10,6 @@ source "https://rubygems.org"
 # Happy Jekylling!
 gem "jekyll", "~> 3.8.3"
 
-# This is the default theme for new Jekyll sites. You may change this to anything you like.
-gem "minima", "~> 2.0"
-
 # Use this theme instead.
 gem "jekyll-theme-hydeout", "~> 3.4"
 
@@ -25,9 +22,3 @@ group :jekyll_plugins do
   gem "jekyll-admin"
   gem "jekyll-feed", "~> 0.6"
 end
-
-# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
-gem "tzinfo-data", platforms: [:mingw, :mswin, :x64_mingw, :jruby]
-
-# Performance-booster for watching directories on Windows
-gem "wdm", "~> 0.1.0" if Gem.win_platform?
diff --git a/Gemfile.lock b/Gemfile.lock
index fd7b7a9..e7f2468 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -41,8 +41,6 @@ GEM
     jekyll-paginate (1.1.0)
     jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
-    jekyll-seo-tag (2.6.1)
-      jekyll (>= 3.3, < 5.0)
     jekyll-theme-hydeout (3.7.1)
       jekyll (~> 3.4)
       jekyll-feed (~> 0.6)
@@ -56,10 +54,6 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
-    minima (2.5.1)
-      jekyll (>= 3.5, < 5.0)
-      jekyll-feed (~> 0.9)
-      jekyll-seo-tag (~> 2.1)
     multi_json (1.14.1)
     multipart-post (2.1.1)
     octokit (4.16.0)
@@ -107,8 +101,6 @@ DEPENDENCIES
   jekyll-admin
   jekyll-feed (~> 0.6)
   jekyll-theme-hydeout (~> 3.4)
-  minima (~> 2.0)
-  tzinfo-data
 
 BUNDLED WITH
    2.1.4