diff --git a/Gemfile.lock b/Gemfile.lock
index 423f2ac6..2dc09fe0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,65 +2,65 @@ PATH
   remote: .
   specs:
     tailwindcss-rails (0.3.3)
-      rails (>= 6.0.0)
+      rails (>= 5.0.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (6.1.1)
-      actionpack (= 6.1.1)
-      activesupport (= 6.1.1)
+    actioncable (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailbox (6.1.1)
-      actionpack (= 6.1.1)
-      activejob (= 6.1.1)
-      activerecord (= 6.1.1)
-      activestorage (= 6.1.1)
-      activesupport (= 6.1.1)
+    actionmailbox (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activestorage (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
       mail (>= 2.7.1)
-    actionmailer (6.1.1)
-      actionpack (= 6.1.1)
-      actionview (= 6.1.1)
-      activejob (= 6.1.1)
-      activesupport (= 6.1.1)
+    actionmailer (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      actionview (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (6.1.1)
-      actionview (= 6.1.1)
-      activesupport (= 6.1.1)
+    actionpack (6.1.3.2)
+      actionview (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
       rack (~> 2.0, >= 2.0.9)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actiontext (6.1.1)
-      actionpack (= 6.1.1)
-      activerecord (= 6.1.1)
-      activestorage (= 6.1.1)
-      activesupport (= 6.1.1)
+    actiontext (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activestorage (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
       nokogiri (>= 1.8.5)
-    actionview (6.1.1)
-      activesupport (= 6.1.1)
+    actionview (6.1.3.2)
+      activesupport (= 6.1.3.2)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activejob (6.1.1)
-      activesupport (= 6.1.1)
+    activejob (6.1.3.2)
+      activesupport (= 6.1.3.2)
       globalid (>= 0.3.6)
-    activemodel (6.1.1)
-      activesupport (= 6.1.1)
-    activerecord (6.1.1)
-      activemodel (= 6.1.1)
-      activesupport (= 6.1.1)
-    activestorage (6.1.1)
-      actionpack (= 6.1.1)
-      activejob (= 6.1.1)
-      activerecord (= 6.1.1)
-      activesupport (= 6.1.1)
-      marcel (~> 0.3.1)
-      mimemagic (~> 0.3.2)
-    activesupport (6.1.1)
+    activemodel (6.1.3.2)
+      activesupport (= 6.1.3.2)
+    activerecord (6.1.3.2)
+      activemodel (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+    activestorage (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      marcel (~> 1.0.0)
+      mini_mime (~> 1.0.2)
+    activesupport (6.1.3.2)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
@@ -73,51 +73,47 @@ GEM
     erubi (1.10.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
-    i18n (1.8.8)
+    i18n (1.8.10)
       concurrent-ruby (~> 1.0)
-    loofah (2.9.0)
+    loofah (2.9.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    marcel (0.3.3)
-      mimemagic (~> 0.3.2)
+    marcel (1.0.1)
     method_source (1.0.0)
-    mimemagic (0.3.5)
-    mini_mime (1.0.2)
-    mini_portile2 (2.5.0)
-    minitest (5.14.3)
-    nio4r (2.5.5)
-    nokogiri (1.11.1)
-      mini_portile2 (~> 2.5.0)
+    mini_mime (1.0.3)
+    minitest (5.14.4)
+    nio4r (2.5.7)
+    nokogiri (1.11.6-x86_64-darwin)
       racc (~> 1.4)
     racc (1.5.2)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (6.1.1)
-      actioncable (= 6.1.1)
-      actionmailbox (= 6.1.1)
-      actionmailer (= 6.1.1)
-      actionpack (= 6.1.1)
-      actiontext (= 6.1.1)
-      actionview (= 6.1.1)
-      activejob (= 6.1.1)
-      activemodel (= 6.1.1)
-      activerecord (= 6.1.1)
-      activestorage (= 6.1.1)
-      activesupport (= 6.1.1)
+    rails (6.1.3.2)
+      actioncable (= 6.1.3.2)
+      actionmailbox (= 6.1.3.2)
+      actionmailer (= 6.1.3.2)
+      actionpack (= 6.1.3.2)
+      actiontext (= 6.1.3.2)
+      actionview (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activemodel (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activestorage (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
       bundler (>= 1.15.0)
-      railties (= 6.1.1)
+      railties (= 6.1.3.2)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.3.0)
       loofah (~> 2.3)
-    railties (6.1.1)
-      actionpack (= 6.1.1)
-      activesupport (= 6.1.1)
+    railties (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
       method_source
       rake (>= 0.8.7)
       thor (~> 1.0)
@@ -133,13 +129,13 @@ GEM
     thor (1.1.0)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
-    websocket-driver (0.7.3)
+    websocket-driver (0.7.4)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
     zeitwerk (2.4.2)
 
 PLATFORMS
-  ruby
+  x86_64-darwin-18
 
 DEPENDENCIES
   byebug
@@ -147,4 +143,4 @@ DEPENDENCIES
   tailwindcss-rails!
 
 BUNDLED WITH
-   2.1.4
+   2.2.17
diff --git a/tailwindcss-rails.gemspec b/tailwindcss-rails.gemspec
index 97ea82dd..412a23c9 100644
--- a/tailwindcss-rails.gemspec
+++ b/tailwindcss-rails.gemspec
@@ -13,5 +13,5 @@ Gem::Specification.new do |spec|
 
   spec.files = Dir["{app,lib}/**/*", "MIT-LICENSE", "Rakefile", "README.md"]
 
-  spec.add_dependency "rails", ">= 6.0.0"
+  spec.add_dependency "rails", ">= 5.0.0"
 end