diff --git a/Gemfile.lock b/Gemfile.lock
index 23ce7ef..8120bee 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     base64 (0.2.0)
-    bigdecimal (3.1.8)
+    bigdecimal (3.3.1)
     bson (5.0.1)
     bson_ext (1.5.1)
     coderay (1.1.3)