diff --git a/htdocs/modulebuilder/template/admin/setup.php b/htdocs/modulebuilder/template/admin/setup.php
index dea2a1a596e..b9b5f262f8d 100644
--- a/htdocs/modulebuilder/template/admin/setup.php
+++ b/htdocs/modulebuilder/template/admin/setup.php
@@ -160,7 +160,7 @@ $item->helpText = $langs->transnoentities('AnHelpMessage');
 //$item->fieldOutputOverride = false; // set this var to override field output
 
 
-$setupnotempty =+ count($formSetup->items);
+$setupnotempty += count($formSetup->items);
 
 
 $dirmodels = array_merge(array('/'), (array) $conf->modules_parts['models']);