diff --git a/Gemfile.lock b/Gemfile.lock
index f7788456..c5577d24 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -342,7 +342,7 @@ GEM
       ndr_support (~> 5.0)
       rails (>= 7.0, < 8.1)
     nenv (0.3.0)
-    net-imap (0.5.14)
+    net-imap (0.5.15)
       date
       net-protocol
     net-ldap (0.19.0)
diff --git a/vendor/cache/net-imap-0.5.14.gem b/vendor/cache/net-imap-0.5.14.gem
deleted file mode 100644
index 656b5a20..00000000
Binary files a/vendor/cache/net-imap-0.5.14.gem and /dev/null differ
diff --git a/vendor/cache/net-imap-0.5.15.gem b/vendor/cache/net-imap-0.5.15.gem
new file mode 100644
index 00000000..b71f57af
Binary files /dev/null and b/vendor/cache/net-imap-0.5.15.gem differ