diff --git a/assets/src/modules/ExecuteJSFromServer.js b/assets/src/modules/ExecuteJSFromServer.js
index af551fc279..f69dd1c93f 100644
--- a/assets/src/modules/ExecuteJSFromServer.js
+++ b/assets/src/modules/ExecuteJSFromServer.js
@@ -164,8 +164,9 @@ function displayWarningsAdministrator(withDisplay) {
             ).attr('id', 'lizmap-warning-message');
         }
 
-    } else if (document.body.dataset.lizmapPluginHasWarnings) {
-        console.warn('The project has some warnings in the Lizmap plugin.');
+    } else if (document.body.dataset.lizmapPluginWarningsCount) {
+        console.warn(
+            `The project has ${document.body.dataset.lizmapPluginWarningsCount} warning(s) in the Lizmap plugin.`);
 
         if (document.body.dataset.lizmapPluginHasWarningsUrl && withDisplay) {
             let messageHasWarnings = lizDict['project.has.warnings'];
diff --git a/lizmap/modules/view/controllers/lizMap.classic.php b/lizmap/modules/view/controllers/lizMap.classic.php
index e88ba0e760..4d140c497c 100644
--- a/lizmap/modules/view/controllers/lizMap.classic.php
+++ b/lizmap/modules/view/controllers/lizMap.classic.php
@@ -545,7 +545,7 @@ function f($x)
                 $rep->setBodyAttributes(array('data-lizmap-plugin-update-warning-url' => jUrl::get('admin~qgis_projects:index')));
             }
         } elseif ($lproj->projectCountCfgWarnings() >= 1) {
-            $rep->setBodyAttributes(array('data-lizmap-plugin-has-warnings' => true));
+            $rep->setBodyAttributes(array('data-lizmap-plugin-warnings-count' => $lproj->projectCountCfgWarnings()));
             if ($isAdmin) {
                 $rep->setBodyAttributes(array('data-lizmap-plugin-has-warnings-url' => jUrl::get('admin~qgis_projects:index')));
             }