diff --git a/templates/500.html b/templates/500.html
index b77c68ce..6c331ee4 100644
--- a/templates/500.html
+++ b/templates/500.html
@@ -3,7 +3,7 @@
 {%block contents%}
 <h1>Server Error</h1>
 <p>
-An internal server error occured.
+An internal server error occurred.
 </p>
 </h1>
 {%endblock%}