diff --git a/js/pages/backoffice/toolbox.js b/js/pages/backoffice/toolbox.js
index 256a6fc88..df7f11a1a 100644
--- a/js/pages/backoffice/toolbox.js
+++ b/js/pages/backoffice/toolbox.js
@@ -70,7 +70,7 @@ const CombodoBackofficeToolbox = {
 // Processing
 $(document).ready(function(){
 	// Enable tooltips based on existing HTML markup, won't work on markup added dynamically after DOM ready (AJAX, ...)
-	$('[data-tooltip-content]').each(function(){
+	$('[data-tooltip-content]:not([data-tooltip-instanciated="true"])').each(function(){
 		CombodoGlobalToolbox.InitTooltipFromMarkup($(this));
 	});
 });
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diff --git a/js/utils.js b/js/utils.js
index 40681a645..e7ca41882 100644
--- a/js/utils.js
+++ b/js/utils.js
@@ -813,15 +813,22 @@ const CombodoGlobalToolbox = {
 	 *
 	 * Note: Content SHOULD be HTML entity encoded to avoid markup breaks (eg. when using a double quote in a sentence)
 	 *
-	 * @param oElem
+	 * @param {Object} oElem The jQuery object representing the element
+	 * @param {boolean} bForce When set to true, tooltip will be instanciate even if one already exists, overwritting it.
 	 * @constructor
 	 */
-	InitTooltipFromMarkup: function(oElem)
+	InitTooltipFromMarkup: function(oElem, bForce = false)
 	{
 		const oOptions = {
 			allowHTML: true, // Always true so line breaks can work. Don't worry content will be sanitized.
 		};
 
+		// First, check if the tooltip isn't already instanciated
+		if((oElem.attr('data-tooltip-instanciated') === 'true') && (bForce === false))
+		{
+			return false;
+		}
+
 		// Content must be reworked before getting into the tooltip
 		// - Should we enable HTML content or keep text as is
 		const bEnableHTML = oElem.attr('data-tooltip-html-enabled') === 'true';
@@ -870,5 +877,8 @@ const CombodoGlobalToolbox = {
 		];
 
 		tippy(oElem[0], oOptions);
+
+		// Mark tooltip as instanciated
+		oElem.attr('data-tooltip-instanciated', 'true');
 	}
 };
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