diff --git a/Gemfile b/Gemfile
index 461e85b5..247168f0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -28,7 +28,7 @@ group :kramdown_math_katex do
   gem "execjs", "~> 2.9"
   gem "duktape", "~> 2.7"
   # v0.11.0 broken by https://github.com/KaTeX/KaTeX/issues/4224
-  gem "katex", "= 0.10.0"
+  gem "katex", "0.11.0"
   gem "kramdown-math-katex", "~> 1.0"
 end