diff --git a/Gemfile.lock b/Gemfile.lock
index 5c84abf3..41a19bb7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,7 +76,7 @@ GEM
       public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.3)
     base64 (0.3.0)
-    bcrypt (3.1.20)
+    bcrypt (3.1.21)
     benchmark (0.5.0)
     bigdecimal (3.3.1)
     binding_of_caller (1.0.1)