diff --git a/Gemfile.lock b/Gemfile.lock
index fbdf7ad..2f8f91d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,7 +4,7 @@ GEM
     addressable (2.8.5)
       public_suffix (>= 2.0.2, < 6.0)
     colorator (1.1.0)
-    concurrent-ruby (1.2.2)
+    concurrent-ruby (1.3.7)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
@@ -70,7 +70,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
-  jekyll
+  jekyll (= 4.3.2)
 
 BUNDLED WITH
    2.3.26