diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a1cd76ad6..739809f7a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ["3.3", "3.4"]
+        ruby-version: ["3.4", "4.0"]
         packages:
           - forest_admin_agent
           - forest_admin_datasource_active_record
@@ -55,7 +55,7 @@ jobs:
     needs: [lint]
     strategy:
       matrix:
-        ruby-version: ["3.3", "3.4"]
+        ruby-version: ["3.4", "4.0"]
         packages:
           - forest_admin_agent
           - forest_admin_datasource_active_record
@@ -101,7 +101,7 @@ jobs:
           cd -
 
       - name: Upload coverage
-        if: ${{ matrix.ruby-version == '3.4' }}
+        if: ${{ matrix.ruby-version == '4.0' }}
         uses: actions/upload-artifact@v4
         with:
           name: ${{ matrix.ruby-version }}-${{ matrix.packages }}
diff --git a/packages/forest_admin_agent/forest_admin_agent.gemspec b/packages/forest_admin_agent/forest_admin_agent.gemspec
index b81b672a5..ff3821e35 100644
--- a/packages/forest_admin_agent/forest_admin_agent.gemspec
+++ b/packages/forest_admin_agent/forest_admin_agent.gemspec
@@ -35,9 +35,12 @@ admin work on any Ruby application."
 
   spec.add_dependency "activesupport", ">= 6.1"
   spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
   spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
   spec.add_dependency "csv"
   spec.add_dependency "deepsort", "~> 0.4.5"
+  spec.add_dependency "logger"
   spec.add_dependency "mutex_m"
   spec.add_dependency "ostruct"
   spec.add_dependency "dry-container", "~> 0.11"
diff --git a/packages/forest_admin_datasource_active_record/forest_admin_datasource_active_record.gemspec b/packages/forest_admin_datasource_active_record/forest_admin_datasource_active_record.gemspec
index 7bf9c1c30..52dc4e6e0 100644
--- a/packages/forest_admin_datasource_active_record/forest_admin_datasource_active_record.gemspec
+++ b/packages/forest_admin_datasource_active_record/forest_admin_datasource_active_record.gemspec
@@ -34,5 +34,13 @@ admin work on any Ruby application."
 
   spec.add_dependency "activerecord", ">= 6.1"
   spec.add_dependency "activesupport", ">= 6.1"
+  spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
+  spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
+  spec.add_dependency "csv"
+  spec.add_dependency "logger"
+  spec.add_dependency "mutex_m"
+  spec.add_dependency "ostruct"
   spec.add_dependency "zeitwerk", "~> 2.3"
 end
diff --git a/packages/forest_admin_datasource_customizer/forest_admin_datasource_customizer.gemspec b/packages/forest_admin_datasource_customizer/forest_admin_datasource_customizer.gemspec
index 056f7e9c7..c858554b1 100644
--- a/packages/forest_admin_datasource_customizer/forest_admin_datasource_customizer.gemspec
+++ b/packages/forest_admin_datasource_customizer/forest_admin_datasource_customizer.gemspec
@@ -35,8 +35,11 @@ admin work on any Ruby application."
 
   spec.add_dependency "activesupport", ">= 6.1"
   spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
   spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
   spec.add_dependency "csv"
+  spec.add_dependency "logger"
   spec.add_dependency 'marcel', '~> 1.0', '>= 1.0.4'
   spec.add_dependency "mutex_m"
   spec.add_dependency "ostruct"
diff --git a/packages/forest_admin_datasource_mongoid/forest_admin_datasource_mongoid.gemspec b/packages/forest_admin_datasource_mongoid/forest_admin_datasource_mongoid.gemspec
index 7b7c59eb1..7665d996a 100644
--- a/packages/forest_admin_datasource_mongoid/forest_admin_datasource_mongoid.gemspec
+++ b/packages/forest_admin_datasource_mongoid/forest_admin_datasource_mongoid.gemspec
@@ -34,5 +34,13 @@ admin work on any Ruby application."
 
   spec.add_dependency "mongoid", ">= 9.0"
   spec.add_dependency "activesupport", ">= 6.1"
+  spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
+  spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
+  spec.add_dependency "csv"
+  spec.add_dependency "logger"
+  spec.add_dependency "mutex_m"
+  spec.add_dependency "ostruct"
   spec.add_dependency "zeitwerk", "~> 2.3"
 end
diff --git a/packages/forest_admin_datasource_rpc/forest_admin_datasource_rpc.gemspec b/packages/forest_admin_datasource_rpc/forest_admin_datasource_rpc.gemspec
index b7a2626ce..218ef41a6 100644
--- a/packages/forest_admin_datasource_rpc/forest_admin_datasource_rpc.gemspec
+++ b/packages/forest_admin_datasource_rpc/forest_admin_datasource_rpc.gemspec
@@ -33,9 +33,12 @@ admin work on any Ruby application."
   spec.require_paths = ["lib"]
 
   spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
   spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
   spec.add_dependency "csv"
   spec.add_dependency "faraday", "~> 2.7"
+  spec.add_dependency "logger"
   spec.add_dependency "mutex_m"
   spec.add_dependency "ostruct"
   spec.add_dependency "zeitwerk", "~> 2.3"
diff --git a/packages/forest_admin_datasource_toolkit/forest_admin_datasource_toolkit.gemspec b/packages/forest_admin_datasource_toolkit/forest_admin_datasource_toolkit.gemspec
index b8c9faf59..7a720d5d5 100644
--- a/packages/forest_admin_datasource_toolkit/forest_admin_datasource_toolkit.gemspec
+++ b/packages/forest_admin_datasource_toolkit/forest_admin_datasource_toolkit.gemspec
@@ -33,5 +33,13 @@ admin work on any Ruby application."
   spec.require_paths = ["lib"]
 
   spec.add_dependency "activesupport", ">= 6.1"
+  spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
+  spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
+  spec.add_dependency "csv"
+  spec.add_dependency "logger"
+  spec.add_dependency "mutex_m"
+  spec.add_dependency "ostruct"
   spec.add_dependency "zeitwerk", "~> 2.3"
 end
diff --git a/packages/forest_admin_rails/forest_admin_rails.gemspec b/packages/forest_admin_rails/forest_admin_rails.gemspec
index fe7031718..a9b9a92ed 100644
--- a/packages/forest_admin_rails/forest_admin_rails.gemspec
+++ b/packages/forest_admin_rails/forest_admin_rails.gemspec
@@ -22,9 +22,12 @@ admin work on any Rails application (Rails >= 6.1)."
   end
 
   spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
   spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
   spec.add_dependency "csv"
   spec.add_dependency "dry-configurable", "~> 1.1"
+  spec.add_dependency "logger"
   spec.add_dependency "mutex_m"
   spec.add_dependency "ostruct"
   spec.add_dependency "rails", ">= 6.1"
diff --git a/packages/forest_admin_rpc_agent/forest_admin_rpc_agent.gemspec b/packages/forest_admin_rpc_agent/forest_admin_rpc_agent.gemspec
index 6dd73c5d0..34671010e 100644
--- a/packages/forest_admin_rpc_agent/forest_admin_rpc_agent.gemspec
+++ b/packages/forest_admin_rpc_agent/forest_admin_rpc_agent.gemspec
@@ -31,9 +31,12 @@ admin work on any Ruby application."
   spec.require_paths = ["lib"]
 
   spec.add_dependency "base64"
+  spec.add_dependency "benchmark"
   spec.add_dependency "bigdecimal"
+  spec.add_dependency "cgi"
   spec.add_dependency "csv"
   spec.add_dependency "dry-configurable", "~> 1.1"
+  spec.add_dependency "logger"
   spec.add_dependency "mutex_m"
   spec.add_dependency "ostruct"
   spec.add_dependency "thor", "~> 1.3"