diff --git a/resources/google_cloud_platform/opentelemetry-resource-detector-google_cloud_platform.gemspec b/resources/google_cloud_platform/opentelemetry-resource-detector-google_cloud_platform.gemspec
index d43d93682..d5f56ab3e 100644
--- a/resources/google_cloud_platform/opentelemetry-resource-detector-google_cloud_platform.gemspec
+++ b/resources/google_cloud_platform/opentelemetry-resource-detector-google_cloud_platform.gemspec
@@ -34,7 +34,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'rubocop', '~> 1.62'
   spec.add_development_dependency 'rubocop-performance', '~> 1.20'
   spec.add_development_dependency 'simplecov', '~> 0.17'
-  spec.add_development_dependency 'webmock', '~> 3.19.1'
+  spec.add_development_dependency 'webmock', '~> 3.20.0'
   spec.add_development_dependency 'yard', '~> 0.9'
 
   if spec.respond_to?(:metadata)