diff --git a/vmpooler.gemspec b/vmpooler.gemspec
index 75eb67cd..1f3299e2 100644
--- a/vmpooler.gemspec
+++ b/vmpooler.gemspec
@@ -21,12 +21,12 @@ Gem::Specification.new do |s|
   s.add_dependency 'connection_pool', '~> 2.2'
   s.add_dependency 'net-ldap', '~> 0.16'
   s.add_dependency 'nokogiri', '~> 1.10'
-  s.add_dependency 'opentelemetry-exporter-jaeger', '= 0.17.0'
-  s.add_dependency 'opentelemetry-instrumentation-concurrent_ruby', '= 0.17.0'
-  s.add_dependency 'opentelemetry-instrumentation-redis', '= 0.17.0'
-  s.add_dependency 'opentelemetry-instrumentation-sinatra', '= 0.17.0'
-  s.add_dependency 'opentelemetry-resource_detectors', '= 0.17.0'
-  s.add_dependency 'opentelemetry-sdk', '= 0.17.0'
+  s.add_dependency 'opentelemetry-exporter-jaeger', '= 0.20.1'
+  s.add_dependency 'opentelemetry-instrumentation-concurrent_ruby', '= 0.19.2'
+  s.add_dependency 'opentelemetry-instrumentation-redis', '= 0.21.2'
+  s.add_dependency 'opentelemetry-instrumentation-sinatra', '= 0.19.3'
+  s.add_dependency 'opentelemetry-resource_detectors', '= 0.19.1'
+  s.add_dependency 'opentelemetry-sdk', '~> 1.0', '>= 1.0.2'
   s.add_dependency 'pickup', '~> 0.0.11'
   s.add_dependency 'prometheus-client', '~> 2.0'
   s.add_dependency 'puma', '~> 5.0', '>= 5.0.4'