diff --git a/Gemfile.lock b/Gemfile.lock
index 1c5ad70..475a6f9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -94,16 +94,21 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.12.2)
     msgpack (1.3.1)
     nio4r (2.5.2)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    pg (1.4.4)
     public_suffix (4.0.1)
     puma (3.12.1)
+    racc (1.6.0)
     rack (2.0.7)
     rack-proxy (0.6.5)
       rack
@@ -170,7 +175,6 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    sqlite3 (1.4.1)
     thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.10)
@@ -205,6 +209,7 @@ DEPENDENCIES
   capybara (>= 2.15)
   jbuilder (~> 2.7)
   listen (>= 3.0.5, < 3.2)
+  pg
   puma (~> 3.11)
   rails (~> 6.0.0)
   responders
@@ -212,7 +217,6 @@ DEPENDENCIES
   selenium-webdriver
   spring
   spring-watcher-listen (~> 2.0.0)
-  sqlite3 (~> 1.4)
   tzinfo-data
   web-console (>= 3.3.0)
   webdrivers