diff --git a/lib/whitelabeler.js b/lib/whitelabeler.js
index 29bdcd7..7cb820a 100644
--- a/lib/whitelabeler.js
+++ b/lib/whitelabeler.js
@@ -59,18 +59,7 @@ $("input.mautic_hover").on('move.spectrum change.spectrum', function(e, tinycolo
 |--------------------------------------------------------------------------
 */
 $('body').on('change', 'input#mautic-path', function() {
-	var element = $(this);
-	$('small.path-fail, small.path-success').hide();
-	$.get( window.location.href, { q: 'version', path: $('input#mautic-path').val() }, function(data) {
-		if ( data == 0 ) {
-			validPath = false;
-			$(element).parent('div').children('small.path-fail').fadeIn();
-		} else {
-			$('span.version').text(data);
-			validPath = true;
-			$(element).parent('div').children('small.path-success').fadeIn();
-		}
-	});
+	checkMauticVersion();
 });
 
 /*
@@ -103,17 +92,8 @@ $(document).ready(function(){
 	$('input#mautic-hover').val(mautic_hover);
 	$('#waiting-for-input span.dots').addClass('blink');
 	$('input#mautic-url').val(window.location.href);
-
-	$.get( window.location.href, { q: 'version', path: $('input#mautic-path').val() }, function(data) {
-		if (data == 0) {
-			$('input#mautic-path').parent('div').children('small.path-fail').fadeIn();
-			validPath = false;
-		} else {
-			$('span.version').text(data);
-			validPath = true;
-			$('input#mautic-path').parent('div').children('small.path-success').fadeIn();
-		}
-	});
+	
+	checkMauticVersion();
 	$.get( window.location.href, { q: 'url', url: encodeURIComponent($('input#mautic-url').val()) }, function(data) {
 		if (data == 1) {
 			validDomain = true;
@@ -218,6 +198,34 @@ function clearConsole() {
 	$('div#console p').css('display', 'none');
 }
 
+/*
+|--------------------------------------------------------------------------
+| Checks mautic install version
+|--------------------------------------------------------------------------
+*/
+function checkMauticVersion($element) {
+		var $element = $('input#mautic-path');
+		$('small.path-fail, small.path-success').hide();
+		$.get( window.location.href, { q: 'version', path: $('input#mautic-path').val() }, function(data) {
+		data = JSON.parse(data);
+		if (!data.valid) {
+			validPath = false;
+			var $errorElement = $element.parent('div').children('small.path-fail');
+			if (data.version) {
+				// a mautic installation was found, but the version is not compatible with mautic-whitelabeler
+				$errorElement.text("A Mautic installation was found, but its version (" + data.version + ") is incompatible with mautic whitelabeler.")
+			} else {
+				$errorElement.text("Mautic installation not found here.");
+			}
+			$errorElement.fadeIn();
+		} else {
+			$('span.version').text(data.version);
+			validPath = true;
+			$element.parent('div').children('small.path-success').fadeIn();
+		}
+	});
+}
+
 /*
 |--------------------------------------------------------------------------
 |  Run whitelabel functions