diff --git a/Gemfile.lock b/Gemfile.lock
index d8d0db741..7a97052b3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -193,7 +193,7 @@ GEM
       haml (>= 4.0.6)
       railties (>= 5.1)
     hashdiff (1.1.2)
-    high_voltage (3.1.2)
+    high_voltage (4.0.0)
     highline (3.1.1)
       reline
     html-attributes-utils (1.0.2)