diff --git a/Gemfile.lock b/Gemfile.lock
index 10e60749..2a644a78 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,19 +7,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (7.1.2)
-      actionpack (= 7.1.2)
-      actionview (= 7.1.2)
-      activejob (= 7.1.2)
-      activesupport (= 7.1.2)
+    actionmailer (7.1.3.2)
+      actionpack (= 7.1.3.2)
+      actionview (= 7.1.3.2)
+      activejob (= 7.1.3.2)
+      activesupport (= 7.1.3.2)
       mail (~> 2.5, >= 2.5.4)
       net-imap
       net-pop
       net-smtp
       rails-dom-testing (~> 2.2)
-    actionpack (7.1.2)
-      actionview (= 7.1.2)
-      activesupport (= 7.1.2)
+    actionpack (7.1.3.2)
+      actionview (= 7.1.3.2)
+      activesupport (= 7.1.3.2)
       nokogiri (>= 1.8.5)
       racc
       rack (>= 2.2.4)
@@ -27,16 +27,16 @@ GEM
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    actionview (7.1.2)
-      activesupport (= 7.1.2)
+    actionview (7.1.3.2)
+      activesupport (= 7.1.3.2)
       builder (~> 3.1)
       erubi (~> 1.11)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    activejob (7.1.2)
-      activesupport (= 7.1.2)
+    activejob (7.1.3.2)
+      activesupport (= 7.1.3.2)
       globalid (>= 0.3.6)
-    activesupport (7.1.2)
+    activesupport (7.1.3.2)
       base64
       bigdecimal
       concurrent-ruby (~> 1.0, >= 1.0.2)
@@ -47,26 +47,25 @@ GEM
       mutex_m
       tzinfo (~> 2.0)
     base64 (0.2.0)
-    bigdecimal (3.1.5)
+    bigdecimal (3.1.7)
     builder (3.2.4)
-    concurrent-ruby (1.2.2)
+    concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
     crass (1.0.6)
     date (3.3.4)
-    debug (1.9.1)
+    debug (1.9.2)
       irb (~> 1.10)
       reline (>= 0.3.8)
-    drb (2.2.0)
-      ruby2_keywords
+    drb (2.2.1)
     erubi (1.12.0)
     globalid (1.2.1)
       activesupport (>= 6.1)
-    i18n (1.14.1)
+    i18n (1.14.4)
       concurrent-ruby (~> 1.0)
-    io-console (0.7.1)
-    irb (1.11.0)
+    io-console (0.7.2)
+    irb (1.12.0)
       rdoc
-      reline (>= 0.3.8)
+      reline (>= 0.4.2)
     loofah (2.22.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
@@ -77,30 +76,30 @@ GEM
       net-smtp
     mini_mime (1.1.5)
     mini_portile2 (2.8.5)
-    minitest (5.20.0)
+    minitest (5.22.3)
     mutex_m (0.2.0)
-    net-imap (0.4.9.1)
+    net-imap (0.4.10)
       date
       net-protocol
     net-pop (0.1.2)
       net-protocol
     net-protocol (0.2.2)
       timeout
-    net-smtp (0.4.0.1)
+    net-smtp (0.5.0)
       net-protocol
-    nokogiri (1.16.2)
+    nokogiri (1.16.3)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.16.2-arm64-darwin)
+    nokogiri (1.16.3-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.2-x86_64-darwin)
+    nokogiri (1.16.3-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.2-x86_64-linux)
+    nokogiri (1.16.3-x86_64-linux)
       racc (~> 1.4)
     psych (5.1.2)
       stringio
     racc (1.7.3)
-    rack (3.0.8)
+    rack (3.0.10)
     rack-session (2.0.0)
       rack (>= 3.0.0)
     rack-test (2.1.0)
@@ -115,27 +114,26 @@ GEM
     rails-html-sanitizer (1.6.0)
       loofah (~> 2.21)
       nokogiri (~> 1.14)
-    railties (7.1.2)
-      actionpack (= 7.1.2)
-      activesupport (= 7.1.2)
+    railties (7.1.3.2)
+      actionpack (= 7.1.3.2)
+      activesupport (= 7.1.3.2)
       irb
       rackup (>= 1.0.0)
       rake (>= 12.2)
       thor (~> 1.0, >= 1.2.2)
       zeitwerk (~> 2.6)
-    rake (13.1.0)
-    rdoc (6.6.2)
+    rake (13.2.1)
+    rdoc (6.6.3.1)
       psych (>= 4.0.0)
-    reline (0.4.2)
+    reline (0.5.0)
       io-console (~> 0.5)
-    ruby2_keywords (0.0.5)
     stringio (3.1.0)
-    thor (1.3.0)
+    thor (1.3.1)
     timeout (0.4.1)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     webrick (1.8.1)
-    zeitwerk (2.6.12)
+    zeitwerk (2.6.13)
 
 PLATFORMS
   arm64-darwin
diff --git a/lib/tailwindcss/upstream.rb b/lib/tailwindcss/upstream.rb
index 8dd7d8e5..120c37b8 100644
--- a/lib/tailwindcss/upstream.rb
+++ b/lib/tailwindcss/upstream.rb
@@ -1,7 +1,7 @@
 module Tailwindcss
   # constants describing the upstream tailwindcss project
   module Upstream
-    VERSION = "v3.4.1"
+    VERSION = "v3.4.3"
 
     # rubygems platform name => upstream release filename
     NATIVE_PLATFORMS = {