diff --git a/src/api/Gemfile.lock b/src/api/Gemfile.lock
index 5fe9930ec77e..fc17263cc758 100644
--- a/src/api/Gemfile.lock
+++ b/src/api/Gemfile.lock
@@ -278,7 +278,7 @@ GEM
       ruby2_keywords (>= 0.0.5)
     multi_xml (0.6.0)
     mysql2 (0.5.5)
-    net-imap (0.4.6)
+    net-imap (0.4.7)
       date
       net-protocol
     net-pop (0.1.2)
diff --git a/src/api/vendor/cache/net-imap-0.4.6.gem b/src/api/vendor/cache/net-imap-0.4.6.gem
deleted file mode 100644
index 07032b84296f..000000000000
Binary files a/src/api/vendor/cache/net-imap-0.4.6.gem and /dev/null differ
diff --git a/src/api/vendor/cache/net-imap-0.4.7.gem b/src/api/vendor/cache/net-imap-0.4.7.gem
new file mode 100644
index 000000000000..02fda85e22d1
Binary files /dev/null and b/src/api/vendor/cache/net-imap-0.4.7.gem differ