diff --git a/src/Gemfile b/src/Gemfile
index e509673..3c07d3d 100644
--- a/src/Gemfile
+++ b/src/Gemfile
@@ -9,3 +9,4 @@ git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
 gem "sinatra"
 gem "sqlite3"
 gem "slim"
+gem "sassc"
diff --git a/src/Gemfile.lock b/src/Gemfile.lock
index 1320a27..c3e420f 100644
--- a/src/Gemfile.lock
+++ b/src/Gemfile.lock
@@ -1,12 +1,15 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    ffi (1.15.5)
     mustermann (1.1.1)
       ruby2_keywords (>= 0.0.1)
     rack (2.2.3)
     rack-protection (2.1.0)
       rack
     ruby2_keywords (0.0.5)
+    sassc (2.4.0)
+      ffi (~> 1.9)
     sinatra (2.1.0)
       mustermann (>= 1.0)
       rack (>= 2.2)
@@ -23,6 +26,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  sassc
   sinatra
   slim
   sqlite3
diff --git a/src/app.rb b/src/app.rb
index 80fdbd4..b560695 100755
--- a/src/app.rb
+++ b/src/app.rb
@@ -1,6 +1,7 @@
 #!/usr/bin/ruby -w
 
 require "sinatra"
+require "sinatra/reloader"
 require "slim"
 require "sqlite3"