diff --git a/data/suica/Gemfile.lock b/data/suica/Gemfile.lock
index c546d30dc..c8d50b03b 100644
--- a/data/suica/Gemfile.lock
+++ b/data/suica/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.11.3)
     nestful (1.1.3)
-    nokogiri (1.10.3)
+    nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
     nokogiri-happymapper (0.8.1)
       nokogiri (~> 1.5)