diff --git a/.themes/classic/source/404.markdown b/.themes/classic/source/404.markdown
index 1d69211..f30e7ef 100644
--- a/.themes/classic/source/404.markdown
+++ b/.themes/classic/source/404.markdown
@@ -3,6 +3,6 @@ layout: page
 title: Page Not Found
 ---
 
-Oops, I couldn’t find that page! Sorry about that.
+Oops, I couldn't find that page! Sorry about that.
 
 Maybe try the search box (top right), or look through the [archives](/archives)?