diff --git a/native/.ruby-version b/native/.ruby-version
--- a/native/.ruby-version
+++ b/native/.ruby-version
@@ -1 +1 @@
-2.7.4
+2.7.6
diff --git a/native/Gemfile b/native/Gemfile
--- a/native/Gemfile
+++ b/native/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
 # You may use http://rbenv.org/ or https://rvm.io/ to install and use this version
-ruby '2.7.4'
+ruby '~> 2.7.4'
 
 gem 'cocoapods', '~> 1.11', '>= 1.11.3'
diff --git a/nix/dev-shell.nix b/nix/dev-shell.nix
--- a/nix/dev-shell.nix
+++ b/nix/dev-shell.nix
@@ -6,6 +6,7 @@
 , aws-sdk-cpp
 , better-prompt
 , boost
+, bundler
 , c-ares_cmake-config
 , cmake
 , cmake-format
@@ -83,6 +84,7 @@
     grpc
   ] ++ lib.optionals stdenv.isDarwin [
     cocoapods # needed for ios
+    bundler
   ];
 
   # include any libraries buildInputs