diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2722f5f..6e9718e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## unreleased
 
 * Bring the scaffold templates up to date with rails/rails as much as possible without breaking 6.1 compatibility. (#357) @kinsomicrote
+* Drop support for Rails 6.0, which reached end-of-life in June 2023.
 
 
 ## v2.5.0 / 2024-04-27
diff --git a/Gemfile b/Gemfile
index cf00e45..7a21e10 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,5 +5,5 @@ gemspec
 gem "debug", ">= 1.0.0"
 
 group :test do
-  gem "actionmailer", ">= 6.0.0"
+  gem "actionmailer", ">= 6.1.0"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index c3fe8c8..75b2437 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 PATH
   remote: .
   specs:
-    tailwindcss-rails (2.4.1)
-      railties (>= 6.0.0)
+    tailwindcss-rails (2.5.0)
+      railties (>= 6.1.0)
 
 GEM
   remote: https://rubygems.org/
@@ -82,7 +82,6 @@ GEM
       date
       net-protocol
     net-pop (0.1.2)
-      net-protocol
     net-protocol (0.2.2)
       timeout
     net-smtp (0.5.0)
@@ -125,7 +124,7 @@ GEM
     rake (13.2.1)
     rdoc (6.6.3.1)
       psych (>= 4.0.0)
-    reline (0.5.3)
+    reline (0.5.4)
       io-console (~> 0.5)
     stringio (3.1.0)
     thor (1.3.1)
@@ -142,7 +141,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
-  actionmailer (>= 6.0.0)
+  actionmailer (>= 6.1.0)
   debug (>= 1.0.0)
   tailwindcss-rails!
 
diff --git a/tailwindcss-rails.gemspec b/tailwindcss-rails.gemspec
index 02c10fb..237161f 100644
--- a/tailwindcss-rails.gemspec
+++ b/tailwindcss-rails.gemspec
@@ -20,5 +20,5 @@ Gem::Specification.new do |spec|
   spec.bindir = "exe"
   spec.executables << "tailwindcss"
 
-  spec.add_dependency "railties", ">= 6.0.0"
+  spec.add_dependency "railties", ">= 6.1.0"
 end