diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9963450..64dcf18 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,15 +12,14 @@ jobs:
     strategy:
       matrix:
         ruby:
-          - '3.4.7'
-          - '3.3.10'
-          - jruby-9.4.14.0
+          - '4.0.1'
+          - '3.4.9'
         solr_version: ['']
         include:
-          - ruby: '3.4.7'
+          - ruby: '4.0.1'
             solr_version: '8.11.4'
-          - ruby: '3.4.7'
-            solr_version: '9.6.1'
+          - ruby: '4.0.1'
+            solr_version: '9.10.1'
     env:
       SOLR_WRAPPER_SOLR_VERSION: ${{ matrix.solr_version }}
     steps:
diff --git a/solr_wrapper.gemspec b/solr_wrapper.gemspec
index 84cc70f..698ac0d 100644
--- a/solr_wrapper.gemspec
+++ b/solr_wrapper.gemspec
@@ -25,8 +25,8 @@ Gem::Specification.new do |spec|
   spec.add_dependency "retriable"
   spec.add_dependency "ostruct"
 
-  spec.add_development_dependency "bundler", ">= 1.7", "< 3"
-  spec.add_development_dependency "rake", ">= 12.2", "< 14"
+  spec.add_development_dependency "bundler", ">= 1.7"
+  spec.add_development_dependency "rake", ">= 12.2"
 
   spec.add_development_dependency "rspec"
   spec.add_development_dependency "webmock"