diff --git a/Gemfile.lock b/Gemfile.lock
index 735b54d..674c1e4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,7 +22,7 @@ GEM
     mime-types-data (3.2019.1009)
     netrc (0.11.0)
     public_suffix (4.0.1)
-    rake (10.5.0)
+    rake (13.0.1)
     rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
@@ -55,7 +55,7 @@ PLATFORMS
 DEPENDENCIES
   bundler
   flanks-api-ruby!
-  rake (~> 10.0)
+  rake (~> 13.0)
   rspec (~> 3.0)
   webmock (~> 2.3.1)
 
diff --git a/flanks.gemspec b/flanks.gemspec
index 7f08297..693589d 100644
--- a/flanks.gemspec
+++ b/flanks.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "rest-client", "~> 2.0.2"
 
   spec.add_development_dependency "bundler"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency "webmock", "~> 2.3.1"
 end