diff --git a/Gemfile.lock b/Gemfile.lock
index d086ff9e..e5e2e555 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1553,7 +1553,7 @@ GEM
       netrc (~> 0.8)
     rexml (3.2.5)
     rinku (2.0.6)
-    rmagick (4.2.2)
+    rmagick (4.2.4)
     ruby-vips (2.0.17)
       ffi (~> 1.9)
     rubyzip (2.0.0)