diff --git a/software/containers/ephemeris_server/code/Gemfile.lock b/software/containers/ephemeris_server/code/Gemfile.lock
index e92ad438..bd82bdf6 100644
--- a/software/containers/ephemeris_server/code/Gemfile.lock
+++ b/software/containers/ephemeris_server/code/Gemfile.lock
@@ -19,7 +19,7 @@ GEM
     mini_portile2 (2.8.0)
     multi_json (1.1.0)
     netrc (0.11.0)
-    nokogiri (1.13.6)
+    nokogiri (1.13.9)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     racc (1.6.0)