diff --git a/Gemfile b/Gemfile
index a9d0eeb83a6..71d3f7e5d30 100644
--- a/Gemfile
+++ b/Gemfile
@@ -25,6 +25,7 @@ gem 'identity-hostdata', github: '18F/identity-hostdata', branch: 'master'
 gem 'json-jwt'
 gem 'local_time'
 gem 'lograge'
+gem 'maxminddb'
 gem 'net-sftp'
 gem 'newrelic_rpm'
 gem 'pg'
diff --git a/Gemfile.lock b/Gemfile.lock
index 06ebc9d3120..cb612ec8096 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -327,6 +327,7 @@ GEM
       systemu (~> 2.6.2)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
+    maxminddb (0.1.22)
     memory_profiler (0.9.12)
     method_source (0.9.2)
     mime-types (3.2.2)
@@ -680,6 +681,7 @@ DEPENDENCIES
   lexisnexis!
   local_time
   lograge
+  maxminddb
   net-sftp
   newrelic_rpm
   overcommit