diff --git a/Gemfile.lock b/Gemfile.lock
index 0dc45b40e..072ed065f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -100,7 +100,6 @@ GEM
       rack-test (>= 0.6.3)
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
-    chartkick (5.1.2)
     childprocess (5.0.0)
     chronic (0.10.2)
     climate_control (1.2.0)
@@ -191,8 +190,7 @@ GEM
     govuk_personalisation (1.1.0)
       plek (>= 1.9.0)
       rails (>= 6, < 9)
-    govuk_publishing_components (46.4.0)
-      chartkick
+    govuk_publishing_components (47.0.0)
       govuk_app_config
       govuk_personalisation (>= 0.7.0)
       kramdown
@@ -262,7 +260,7 @@ GEM
     minitest (5.25.4)
     msgpack (1.7.2)
     multi_test (1.1.0)
-    net-imap (0.5.4)
+    net-imap (0.5.5)
       date
       net-protocol
     net-pop (0.1.2)
@@ -504,7 +502,8 @@ GEM
       rack (>= 2.0.0)
     rack-proxy (0.7.7)
       rack
-    rack-session (2.0.0)
+    rack-session (2.1.0)
+      base64 (>= 0.1.0)
       rack (>= 3.0.0)
     rack-test (2.2.0)
       rack (>= 1.3)
@@ -671,7 +670,8 @@ GEM
       hashdiff (>= 0.4.0, < 2.0.0)
     webrick (1.9.1)
     websocket (1.2.10)
-    websocket-driver (0.7.6)
+    websocket-driver (0.7.7)
+      base64
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
     xpath (3.2.0)