diff --git a/Gemfile b/Gemfile
index 7e51350d..c084a219 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ gemspec
 
 ruby ">= 2.7"
 
-gem "grape", "~> 2.2.0"
+gem "grape", "~> 3.1.1"
 gem "rails", "~> 8.1.0"
 gem "sinatra", "~> 4"