diff --git a/Gemfile.lock b/Gemfile.lock
index 9ed746a..8fad516 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -148,9 +148,6 @@ GEM
       concurrent-ruby (~> 1.1)
       webrick (~> 1.7)
       websocket-driver (~> 0.7)
-    ffi (1.17.4-aarch64-linux-gnu)
-    ffi (1.17.4-arm64-darwin)
-    ffi (1.17.4-x86_64-linux-gnu)
     globalid (1.3.0)
       activesupport (>= 6.1)
     govuk_design_system_formbuilder (6.1.0)
@@ -200,7 +197,7 @@ GEM
     minitest (6.0.6)
       drb (~> 2.0)
       prism (~> 1.5)
-    net-imap (0.6.4)
+    net-imap (0.6.4.1)
       date
       net-protocol
     net-pop (0.1.2)