diff --git a/doc/HACKING.asciidoc b/doc/HACKING.asciidoc
index da92b6043..4d1df37d2 100644
--- a/doc/HACKING.asciidoc
+++ b/doc/HACKING.asciidoc
@@ -208,6 +208,7 @@ value is not valid.
 +
 If a function returns something else on error, the return value should
 carefully be checked.
+
 * Methods of Qt objects have certain maximum values, based on their underlying
 C++ types.
 +