diff --git a/gamutable_pipelines.php b/gamutable_pipelines.php
index e782aeb..7167bae 100644
--- a/gamutable_pipelines.php
+++ b/gamutable_pipelines.php
@@ -28,12 +28,14 @@ function gamutable_affichage_final($flux) {
 	include_spip('inc/autoriser');
 	if (autoriser("purger","gamutable") and test_plugin_actif('minibando')) {
 		$p = stripos($flux, '</body>');
-		$url_relecture = parametre_url(self(), 'var_mode', 'gamutable', '&');
-		$label = "Mode gamuTable";
-		$js .= "jQuery('#minibando_bouton_debug ul').append('<li><a class=\"spip-admin-boutons \" href=\"$url_relecture\">$label</a></li>');";
-		$js = "jQuery(function(){ $js });";
-		$js = "<script>$js</script>";
-		$flux = substr_replace($flux, $js, $p, 0);
+		if ($p) {
+			$url_relecture = parametre_url(self(), 'var_mode', 'gamutable', '&');
+			$label = "Mode gamuTable";
+			$js .= "jQuery('#minibando_bouton_debug ul').append('<li><a class=\"spip-admin-boutons \" href=\"$url_relecture\">$label</a></li>');";
+			$js = "jQuery(function(){ $js });";
+			$js = "<script>$js</script>";
+			$flux = substr_replace($flux, $js, $p, 0);
+		}
 	}
 	return $flux;
 }