diff --git a/nndiscourse/Gemfile.lock b/nndiscourse/Gemfile.lock
index c5f49e7..4c73d06 100644
--- a/nndiscourse/Gemfile.lock
+++ b/nndiscourse/Gemfile.lock
@@ -44,7 +44,7 @@ GEM
       ast (~> 2.4.0)
     rack (1.6.12)
     rainbow (3.0.0)
-    rake (11.3.0)
+    rake (13.0.1)
     rest-client (1.8.0)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 3.0)
@@ -83,7 +83,7 @@ DEPENDENCIES
   bundler (~> 2.0)
   discourse_api!
   nndiscourse!
-  rake (~> 11.1)
+  rake (~> 13.0)
   rspec (~> 3.4)
   rubocop (~> 0.69)
 
diff --git a/nndiscourse/nndiscourse.gemspec b/nndiscourse/nndiscourse.gemspec
index 5cf8ced..d8357db 100644
--- a/nndiscourse/nndiscourse.gemspec
+++ b/nndiscourse/nndiscourse.gemspec
@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency 'thor', '~> 0.20.3'
 
   spec.add_development_dependency 'bundler', '~> 2.0'
-  spec.add_development_dependency 'rake', '~> 11.1'
+  spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec', '~> 3.4'
   spec.add_development_dependency 'rubocop', '~> 0.69'
 end