diff --git a/peml/jekyll_src/Gemfile.lock b/peml/jekyll_src/Gemfile.lock
index 2634c99..4e0eec8 100644
--- a/peml/jekyll_src/Gemfile.lock
+++ b/peml/jekyll_src/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.0.5.1)
+    activesupport (6.0.6.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -15,7 +15,7 @@ GEM
     coffee-script-source (1.11.1)
     colorator (1.1.0)
     commonmarker (0.23.5)
-    concurrent-ruby (1.1.10)
+    concurrent-ruby (1.2.0)
     dnsruby (1.61.9)
       simpleidn (~> 0.1)
     em-websocket (0.5.3)
@@ -217,7 +217,7 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.16.2)
+    minitest (5.17.0)
     nokogiri (1.13.8)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
@@ -251,14 +251,14 @@ GEM
     thread_safe (0.3.6)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
-    tzinfo (1.2.10)
+    tzinfo (1.2.11)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.8.2)
     unicode-display_width (1.8.0)
     webrick (1.7.0)
-    zeitwerk (2.6.0)
+    zeitwerk (2.6.6)
 
 PLATFORMS
   ruby