diff --git a/Gemfile b/Gemfile
index 3a0161c45..477715564 100644
--- a/Gemfile
+++ b/Gemfile
@@ -64,7 +64,7 @@ gem 'mime-types', '~> 3.3', require: 'mime/types/columnar'
 gem 'nilsimsa', git: 'https://github.com/witgo/nilsimsa', ref: 'fd184883048b922b176939f851338d0a4971a532'
 gem 'nokogiri', '~> 1.10'
 gem 'nsa', '~> 0.2'
-gem 'oj', '~> 3.9'
+gem 'oj', '~> 3.10'
 gem 'ostatus2', '~> 2.0'
 gem 'ox', '~> 2.11'
 gem 'parslet'
diff --git a/Gemfile.lock b/Gemfile.lock
index 63d71b433..2ab854c9d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -397,7 +397,7 @@ GEM
       concurrent-ruby (~> 1.0, >= 1.0.2)
       sidekiq (>= 3.5)
       statsd-ruby (~> 1.4, >= 1.4.0)
-    oj (3.9.2)
+    oj (3.10.0)
     omniauth (1.9.0)
       hashie (>= 3.4.6, < 3.7.0)
       rack (>= 1.6.2, < 3)
@@ -744,7 +744,7 @@ DEPENDENCIES
   nilsimsa!
   nokogiri (~> 1.10)
   nsa (~> 0.2)
-  oj (~> 3.9)
+  oj (~> 3.10)
   omniauth (~> 1.9)
   omniauth-cas (~> 1.1)
   omniauth-saml (~> 1.10)