diff --git a/web_tree_image_tooltip/static/src/js/tooltip.js b/web_tree_image_tooltip/static/src/js/tooltip.js
index 874f0193f..ce57c2799 100644
--- a/web_tree_image_tooltip/static/src/js/tooltip.js
+++ b/web_tree_image_tooltip/static/src/js/tooltip.js
@@ -11,7 +11,7 @@ odoo.define('web_tree_image_tooltip.web_tree_image_tooltip',
             var img_src =
                 $(event.currentTarget).children('.img-fluid').attr('src')
             $(event.currentTarget).tooltip({
-                title: "<img src="+img_src+" />",
+                title: "<img src="+img_src+" class='tooltip_image' />",
                 delay: 0,
             }).tooltip('show');
         }
diff --git a/web_tree_image_tooltip/static/src/scss/common.scss b/web_tree_image_tooltip/static/src/scss/common.scss
index cc57053a1..e7ccfbcde 100644
--- a/web_tree_image_tooltip/static/src/scss/common.scss
+++ b/web_tree_image_tooltip/static/src/scss/common.scss
@@ -1,3 +1,8 @@
 .o_image_cell .o_field_image img{
     width:30px;
 }
+
+.tooltip_image {
+    max-width:80vw;
+    max-height:80vh;
+}
\ No newline at end of file