diff --git a/Gemfile.lock b/Gemfile.lock
index c0047176..a5049e65 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -486,7 +486,7 @@ GEM
       erb
       psych (>= 4.0.0)
       tsort
-    recaptcha (5.20.1)
+    recaptcha (5.21.1)
     redcarpet (3.6.1)
     regexp_parser (2.11.3)
     reline (0.6.3)