diff --git a/lazylead.gemspec b/lazylead.gemspec
index f8fc672..740bc7c 100644
--- a/lazylead.gemspec
+++ b/lazylead.gemspec
@@ -78,7 +78,7 @@ tasks instead of solving technical problems."
   s.add_runtime_dependency "tzinfo-data", "1.2020.6"
   s.add_runtime_dependency "vcs4sql", "0.1.1"
   s.add_runtime_dependency "viewpoint", "1.1.0"
-  s.add_development_dependency "codecov", "0.2.15"
+  s.add_development_dependency "codecov", "0.3.0"
   s.add_development_dependency "guard", "2.16.2"
   s.add_development_dependency "guard-minitest", "2.4.6"
   s.add_development_dependency "minitest", "5.14.3"