diff --git a/Gemfile.lock b/Gemfile.lock
index 2a17b3f..3ae0c3f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -94,8 +94,8 @@ GEM
       multi_json (~> 1.11)
       os (>= 0.9, < 2.0)
       signet (~> 0.12)
-    httparty (0.17.3)
-      mime-types (~> 3.0)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
     httpclient (2.8.3)
     i18n (1.7.0)
@@ -118,9 +118,6 @@ GEM
       mini_mime (>= 0.1.1)
     memoist (0.16.2)
     method_source (0.9.2)
-    mime-types (3.3)
-      mime-types-data (~> 3.2015)
-    mime-types-data (3.2019.1009)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.13.0)