diff --git a/Gemfile b/Gemfile
index 6000a2e..7a62b8f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,4 +7,4 @@ gem 'rackup'
 gem 'jwt', '2.10.1'
 gem 'toml-rb', '3.0.1'
 gem 'dotenv', '3.1.7'
-gem 'json', '2.9.1'
+gem 'json', '2.19.9'
diff --git a/Gemfile.lock b/Gemfile.lock
index cfc1adf..1a7b2b9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,7 +4,7 @@ GEM
     base64 (0.3.0)
     citrus (3.0.2)
     dotenv (3.1.7)
-    json (2.9.1)
+    json (2.19.9)
     jwt (2.10.1)
       base64
     logger (1.7.0)
@@ -44,7 +44,7 @@ PLATFORMS
 
 DEPENDENCIES
   dotenv (= 3.1.7)
-  json (= 2.9.1)
+  json (= 2.19.9)
   jwt (= 2.10.1)
   puma (= 6.5.0)
   rackup
@@ -56,7 +56,7 @@ CHECKSUMS
   base64 (0.3.0) sha256=27337aeabad6ffae05c265c450490628ef3ebd4b67be58257393227588f5a97b
   citrus (3.0.2) sha256=4ec2412fc389ad186735f4baee1460f7900a8e130ffe3f216b30d4f9c684f650
   dotenv (3.1.7) sha256=c670df478675d23889e657beaca6fb423228f75ce9f052a0690c0d0daa333cf3
-  json (2.9.1) sha256=d2bdef4644052fad91c1785d48263756fe32fcac08b96a20bb15840e96550d11
+  json (2.19.9) sha256=9b9025b7cdddafa38d316eca0b2358488e42d417045c1b90d216a9fefe46b79a
   jwt (2.10.1) sha256=e6424ae1d813f63e761a04d6284e10e7ec531d6f701917fadcd0d9b2deaf1cc5
   logger (1.7.0) sha256=196edec7cc44b66cfb40f9755ce11b392f21f7967696af15d274dde7edff0203
   mustermann (3.0.4) sha256=85fadcb6b3c6493a8b511b42426f904b7f27b282835502233dd154daab13aa22