diff --git a/python/core/auto_generated/locator/qgslocatorfilter.sip.in b/python/core/auto_generated/locator/qgslocatorfilter.sip.in
index 836891e69045..c08d43b1af9f 100644
--- a/python/core/auto_generated/locator/qgslocatorfilter.sip.in
+++ b/python/core/auto_generated/locator/qgslocatorfilter.sip.in
@@ -48,7 +48,7 @@ Returns the ``userData``.
 
     QString description;
 
-    QVariant userData;
+    QVariant userData /Deprecated/;
 
     QIcon icon;
 
@@ -363,8 +363,6 @@ QFlags<QgsLocatorFilter::Flag> operator|(QgsLocatorFilter::Flag f1, QFlags<QgsLo
 
 
 
-
-
 /************************************************************************
  * This file has been generated automatically from                      *
  *                                                                      *
diff --git a/src/core/locator/qgslocatorfilter.h b/src/core/locator/qgslocatorfilter.h
index 25ef10bffd6d..ed51e3789131 100644
--- a/src/core/locator/qgslocatorfilter.h
+++ b/src/core/locator/qgslocatorfilter.h
@@ -78,8 +78,9 @@ class CORE_EXPORT QgsLocatorResult
 
     /**
      * Custom reference or other data set by the filter.
+     * \deprecated since QGIS 3.36 using this property can lead to crash, use getUserData()
      */
-    QVariant userData;
+    QVariant userData SIP_DEPRECATED;
 
     /**
      * Icon for result.
@@ -402,5 +403,3 @@ Q_DECLARE_OPERATORS_FOR_FLAGS( QgsLocatorFilter::Flags )
 
 
 #endif // QGSLOCATORFILTER_H
-
-