diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 74111a27f1..7c198147e8 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -87,7 +87,7 @@ GEM
     html-pipeline (2.14.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    html-proofer (3.19.0)
+    html-proofer (3.19.1)
       addressable (~> 2.3)
       mercenary (~> 0.3)
       nokogumbo (~> 2.0)