diff --git a/Gemfile b/Gemfile
index c293d81..64dec9d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ source 'https://rubygems.org'
 # Production requirements
 gem 'require_all', '~> 3.0.0'
 gem 'sinatra', '~> 3.0.5'
-gem 'slim', '~> 4.1.0'
+gem 'slim', '~> 5.0.0'
 gem 'tilt', '~> 2.0.10'
 
 # Testing and metrics (not necessary in production)
diff --git a/Gemfile.lock b/Gemfile.lock
index b63cde8..926843d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,10 +40,10 @@ GEM
       rack (~> 2.2, >= 2.2.4)
       rack-protection (= 3.0.5)
       tilt (~> 2.0)
-    slim (4.1.0)
-      temple (>= 0.7.6, < 0.9)
+    slim (5.0.0)
+      temple (~> 0.10.0)
       tilt (>= 2.0.6, < 2.1)
-    temple (0.8.2)
+    temple (0.10.0)
     tilt (2.0.11)
     webrick (1.7.0)
     yaml-lint (0.0.10)
@@ -60,7 +60,7 @@ DEPENDENCIES
   rspec (~> 3.12.0)
   simplecov (~> 0.21.2)
   sinatra (~> 3.0.5)
-  slim (~> 4.1.0)
+  slim (~> 5.0.0)
   tilt (~> 2.0.10)
   webrick (~> 1.7)
   yaml-lint (~> 0.0.10)