diff --git a/addons/web_editor/static/src/js/editor/snippets.editor.js b/addons/web_editor/static/src/js/editor/snippets.editor.js
index 0600429acd0..0473e41ea4a 100644
--- a/addons/web_editor/static/src/js/editor/snippets.editor.js
+++ b/addons/web_editor/static/src/js/editor/snippets.editor.js
@@ -607,6 +607,7 @@ var SnippetEditor = Widget.extend({
         const proms = sortBy(styles, "__order").map((style) => {
             return show ? style.onTargetShow() : style.onTargetHide();
         });
+        this.options.wysiwyg.snippetsMenu.reload_snippet_dropzones();
         await Promise.all(proms);
         return show;
     },
@@ -3202,11 +3203,15 @@ var SnippetsMenu = Widget.extend({
             var $snippet = $(this);
             var $snippetBody = $snippet.find('.oe_snippet_body');
             const isSanitizeForbidden = $snippet.data('oeForbidSanitize');
-            const filterSanitize = isSanitizeForbidden === 'form'
-                ? $els => $els.filter((i, el) => !el.closest('[data-oe-sanitize]:not([data-oe-sanitize="allow_form"])'))
+            const checkSanitize = isSanitizeForbidden === "form"
+                ? (el) => !el.closest('[data-oe-sanitize]:not([data-oe-sanitize="allow_form"])')
                 : isSanitizeForbidden
-                    ? $els => $els.filter((i, el) => !el.closest('[data-oe-sanitize]'))
-                    : $els => $els;
+                    ? (el) => !el.closest('[data-oe-sanitize]')
+                    : () => true;
+            const isVisible = (el) => el.closest(".o_snippet_invisible")
+                ? !(el.offsetHeight === 0 || el.offsetWidth === 0)
+                : true;
+            const canDrop = ($els) => [...$els].some((el) => checkSanitize(el) && isVisible(el));
 
             var check = false;
             self.templateOptions.forEach((option, k) => {
@@ -3216,8 +3221,8 @@ var SnippetsMenu = Widget.extend({
 
                 k = isSanitizeForbidden ? 'forbidden/' + k : k;
                 cache[k] = cache[k] || {
-                    'drop-near': option['drop-near'] ? filterSanitize(option['drop-near'].all()).length : 0,
-                    'drop-in': option['drop-in'] ? filterSanitize(option['drop-in'].all()).length : 0,
+                    'drop-near': option['drop-near'] ? canDrop(option['drop-near'].all()) : false,
+                    'drop-in': option['drop-in'] ? canDrop(option['drop-in'].all()) : false,
                 };
                 check = (cache[k]['drop-near'] || cache[k]['drop-in']);
             });