diff --git a/Gemfile.lock b/Gemfile.lock
index 7ad3fb9..648c183 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -24,16 +24,14 @@ GEM
     http-parser (1.2.1)
       ffi-compiler (>= 1.0, < 2.0)
     http_parser.rb (0.6.0)
-    httparty (0.18.0)
-      mime-types (~> 3.0)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
     jaro_winkler (1.5.4)
     json (2.3.0)
     memoizable (0.4.2)
       thread_safe (~> 0.3, >= 0.3.1)
-    mime-types (3.3.1)
-      mime-types-data (~> 3.2015)
-    mime-types-data (3.2019.1009)
+    mini_mime (1.1.2)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
     naught (1.1.0)