diff --git a/books_db_api/Gemfile.lock b/books_db_api/Gemfile.lock
index 6fe3674..4a6f75a 100644
--- a/books_db_api/Gemfile.lock
+++ b/books_db_api/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
       method_source (~> 0.9.0)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
-    puma (3.12.2)
+    puma (3.12.6)
     racc (1.5.2)
     rack (2.2.3)
     rack-test (1.1.0)