diff --git a/Gemfile b/Gemfile
index 3a7d2451..ec0c5e80 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,4 +2,4 @@ source "https://rubygems.org"
 
 ruby '>= 3.1', '< 3.2'
 
-gem "html-proofer", "~> 5.0"
+gem "html-proofer", "~> 5.1"
diff --git a/Gemfile.lock b/Gemfile.lock
index 9d82264a..48211fef 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -5,29 +5,30 @@ GEM
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     afm (0.2.2)
-    async (2.23.0)
+    async (2.24.0)
       console (~> 1.29)
       fiber-annotation
       io-event (~> 1.9)
       metrics (~> 0.12)
       traces (~> 0.15)
-    bigdecimal (3.1.9)
-    console (1.29.3)
+    bigdecimal (3.3.1)
+    console (1.30.2)
       fiber-annotation
       fiber-local (~> 1.1)
       json
-    ethon (0.16.0)
+    ethon (0.18.0)
       ffi (>= 1.15.0)
-    ffi (1.17.1)
-    ffi (1.17.1-aarch64-linux)
-    ffi (1.17.1-arm64-darwin)
-    ffi (1.17.1-x86_64-darwin)
+      logger
+    ffi (1.17.2)
+    ffi (1.17.2-aarch64-linux-gnu)
+    ffi (1.17.2-arm64-darwin)
+    ffi (1.17.2-x86_64-darwin)
     fiber-annotation (0.2.0)
     fiber-local (1.1.0)
       fiber-storage
-    fiber-storage (1.0.0)
+    fiber-storage (1.0.1)
     hashery (2.1.2)
-    html-proofer (5.0.10)
+    html-proofer (5.1.0)
       addressable (~> 2.3)
       async (~> 2.1)
       nokogiri (~> 1.13)
@@ -36,26 +37,27 @@ GEM
       typhoeus (~> 1.3)
       yell (~> 2.0)
       zeitwerk (~> 2.5)
-    io-event (1.9.0)
-    json (2.10.2)
-    metrics (0.12.1)
+    io-event (1.11.2)
+    json (2.16.0)
+    logger (1.7.0)
+    metrics (0.12.2)
     mini_portile2 (2.8.9)
-    nokogiri (1.18.9)
+    nokogiri (1.18.10)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.18.9-aarch64-linux-gnu)
+    nokogiri (1.18.10-aarch64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.18.9-arm64-darwin)
+    nokogiri (1.18.10-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.18.9-x86_64-darwin)
+    nokogiri (1.18.10-x86_64-darwin)
       racc (~> 1.4)
-    pdf-reader (2.14.1)
+    pdf-reader (2.15.0)
       Ascii85 (>= 1.0, < 3.0, != 2.0.0)
-      afm (~> 0.2.1)
+      afm (>= 0.2.1, < 2)
       hashery (~> 2.0)
       ruby-rc4
       ttfunk
-    public_suffix (6.0.1)
+    public_suffix (6.0.2)
     racc (1.8.1)
     rainbow (3.1.1)
     ruby-rc4 (0.1.5)
@@ -74,7 +76,7 @@ PLATFORMS
   x86_64-darwin
 
 DEPENDENCIES
-  html-proofer (~> 5.0)
+  html-proofer (~> 5.1)
 
 RUBY VERSION
    ruby 3.1.2p20