diff --git a/appengine/flexible/ruby31-and-earlier/rails-cloudsql-mysql/Gemfile.lock b/appengine/flexible/ruby31-and-earlier/rails-cloudsql-mysql/Gemfile.lock
index 043f9967f..a14fd0f02 100644
--- a/appengine/flexible/ruby31-and-earlier/rails-cloudsql-mysql/Gemfile.lock
+++ b/appengine/flexible/ruby31-and-earlier/rails-cloudsql-mysql/Gemfile.lock
@@ -67,7 +67,7 @@ GEM
     cuprite (0.14.3)
       capybara (~> 3.0)
       ferrum (~> 0.13.0)
-    date (3.3.3)
+    date (3.5.1)
     diff-lcs (1.5.0)
     erubi (1.12.0)
     faraday (2.7.11)
@@ -169,12 +169,12 @@ GEM
     minitest (5.20.0)
     multi_json (1.15.0)
     mysql2 (0.5.5)
-    net-imap (0.4.2)
+    net-imap (0.5.15)
       date
       net-protocol
     net-pop (0.1.2)
       net-protocol
-    net-protocol (0.2.1)
+    net-protocol (0.2.2)
       timeout
     net-smtp (0.4.0)
       net-protocol
@@ -278,7 +278,7 @@ GEM
     thor (1.3.0)
     thread_safe (0.3.6)
     tilt (2.3.0)
-    timeout (0.4.0)
+    timeout (0.6.1)
     tzinfo (1.2.11)
       thread_safe (~> 0.1)
     web-console (3.7.0)