diff --git a/Gemfile b/Gemfile
index 635d7f4..5b28a90 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ gem 'adsf', '~> 1.2.0'
 
 # SASS & cool stuff
 gem 'compass', '~> 1.0.3'
-gem 'bootstrap-sass', '~> 3.3.3'
+gem 'bootstrap-sass', '~> 3.4.1'
 gem 'font-awesome-sass', '~> 4.3.0'
 
 # Guard
diff --git a/Gemfile.lock b/Gemfile.lock
index 0b5cf27..406ab34 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,11 +3,11 @@ GEM
   specs:
     adsf (1.2.1)
       rack (>= 1.0.0)
-    autoprefixer-rails (6.4.0.1)
+    autoprefixer-rails (10.2.4.0)
       execjs
-    bootstrap-sass (3.3.7)
+    bootstrap-sass (3.4.1)
       autoprefixer-rails (>= 5.2.1)
-      sass (>= 3.3.4)
+      sassc (>= 2.0.0)
     chunky_png (1.3.6)
     coderay (1.1.1)
     colored (1.2)
@@ -68,7 +68,9 @@ GEM
       ffi (>= 0.5.0)
     rb-readline (0.5.3)
     ruby_dep (1.4.0)
-    sass (3.4.22)
+    sass (3.4.25)
+    sassc (2.4.0)
+      ffi (~> 1.9)
     shellany (0.0.1)
     slop (3.6.0)
     thor (0.19.1)
@@ -80,7 +82,7 @@ PLATFORMS
 
 DEPENDENCIES
   adsf (~> 1.2.0)
-  bootstrap-sass (~> 3.3.3)
+  bootstrap-sass (~> 3.4.1)
   compass (~> 1.0.3)
   font-awesome-sass (~> 4.3.0)
   guard-nanoc (~> 1.0.3)