diff --git a/postgres/Gemfile.lock b/postgres/Gemfile.lock
index 9163073..1d3bcb9 100644
--- a/postgres/Gemfile.lock
+++ b/postgres/Gemfile.lock
@@ -32,7 +32,7 @@ GEM
     rainbow (3.1.1)
     rake (13.0.6)
     regexp_parser (2.8.0)
-    rexml (3.2.5)
+    rexml (3.3.9)
     rubocop (1.50.2)
       json (~> 2.3)
       parallel (~> 1.10)