diff --git a/doc/languages-frameworks/gnome.xml b/doc/languages-frameworks/gnome.xml
index e9310d7c1ae..8b3151d5bf9 100644
--- a/doc/languages-frameworks/gnome.xml
+++ b/doc/languages-frameworks/gnome.xml
@@ -210,7 +210,7 @@ mkDerivation {
   dontWrapGApps = true;
 
   # Arguments to be passed to `makeWrapper`, only used by qt5’s mkDerivation
-  qtWrapperArgs [
+  qtWrapperArgs = [
     "\${gappsWrapperArgs[@]}"
   ];
 }