diff --git a/Gemfile b/Gemfile
index 463f861..640cda2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,5 +3,5 @@ source "https://rubygems.org"
 # Specify your gem's dependencies in json-rpc-client.gemspec
 gemspec
 
-gem "rake", "~> 12.0"
+gem "rake", "~> 12.3"
 gem "minitest", "~> 5.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index 8cd8862..f83a3a1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     minitest (5.13.0)
-    rake (12.3.2)
+    rake (12.3.3)
 
 PLATFORMS
   ruby
@@ -15,7 +15,7 @@ PLATFORMS
 DEPENDENCIES
   json-rpc-client!
   minitest (~> 5.0)
-  rake (~> 12.0)
+  rake (~> 12.3)
 
 BUNDLED WITH
    2.1.4