diff --git a/Gemfile b/Gemfile
index 271cd49..b9c55a3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -25,7 +25,7 @@ gem 'jbuilder', '~> 2.7'
 # Use Active Storage variant
 # gem 'image_processing', '~> 1.2'
 gem 'slim-rails', '~> 3.2'
-gem 'httparty', '~> 0.17.1'
+gem 'httparty', '~> 0.21.0'
 gem 'nokogiri', '~> 1.10', '>= 1.10.5'
 gem 'rack'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index d6fea43..9a0ac8e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -78,8 +78,8 @@ GEM
     ffi (1.11.3)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
-    httparty (0.17.1)
-      mime-types (~> 3.0)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
     i18n (1.7.0)
       concurrent-ruby (~> 1.0)
@@ -97,9 +97,6 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mime-types (3.3)
-      mime-types-data (~> 3.2015)
-    mime-types-data (3.2019.1009)
     mimemagic (0.3.3)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
@@ -218,7 +215,7 @@ DEPENDENCIES
   bootsnap (>= 1.4.2)
   byebug
   capybara (>= 2.15)
-  httparty (~> 0.17.1)
+  httparty (~> 0.21.0)
   jbuilder (~> 2.7)
   listen (>= 3.0.5, < 3.2)
   nokogiri (~> 1.10, >= 1.10.5)