diff --git a/ruby-admin/Gemfile b/ruby-admin/Gemfile
index 904acd8..9c858d6 100644
--- a/ruby-admin/Gemfile
+++ b/ruby-admin/Gemfile
@@ -12,7 +12,7 @@ gem "rack-session", "~> 2.0"
 
 gem "rubocop", "~> 1.66"
 
-gem "sinatra", "~> 4.0"
+gem "sinatra", "~> 4.1", ">= 4.1.0"
 
 gem "rackup", "~> 2.1"
 
diff --git a/ruby-admin/Gemfile.lock b/ruby-admin/Gemfile.lock
index 6d927c0..73533e5 100644
--- a/ruby-admin/Gemfile.lock
+++ b/ruby-admin/Gemfile.lock
@@ -11,10 +11,11 @@ GEM
       multi_xml (>= 0.5.2)
     json (2.7.2)
     language_server-protocol (3.17.0.3)
+    logger (1.6.1)
     mini_mime (1.1.5)
     multi_xml (0.7.1)
       bigdecimal (~> 3.1)
-    mustermann (3.0.2)
+    mustermann (3.0.3)
       ruby2_keywords (~> 0.0.1)
     parallel (1.26.3)
     parser (3.3.4.2)
@@ -22,9 +23,10 @@ GEM
       racc
     pg (1.5.7)
     racc (1.8.1)
-    rack (3.1.7)
-    rack-protection (4.0.0)
+    rack (3.1.8)
+    rack-protection (4.1.1)
       base64 (>= 0.1.0)
+      logger (>= 1.6.0)
       rack (>= 3.0.0, < 4)
     rack-session (2.0.0)
       rack (>= 3.0.0)
@@ -47,10 +49,11 @@ GEM
       parser (>= 3.3.1.0)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
-    sinatra (4.0.0)
+    sinatra (4.1.1)
+      logger (>= 1.6.0)
       mustermann (~> 3.0)
       rack (>= 3.0.0, < 4)
-      rack-protection (= 4.0.0)
+      rack-protection (= 4.1.1)
       rack-session (>= 2.0.0, < 3)
       tilt (~> 2.0)
     tilt (2.4.0)
@@ -68,7 +71,7 @@ DEPENDENCIES
   rack-session (~> 2.0)
   rackup (~> 2.1)
   rubocop (~> 1.66)
-  sinatra (~> 4.0)
+  sinatra (~> 4.1, >= 4.1.0)
 
 BUNDLED WITH
    2.5.11