diff --git a/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.c b/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.c
index 232b7858b9..7a1c01e714 100644
--- a/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.c
+++ b/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.c
@@ -607,6 +607,12 @@ struct _GstValidateActionTypePrivate
 static void
 _action_type_free (GstValidateActionType * type)
 {
+  for (gint i = 0; type->parameters[i].name; i++) {
+    if (type->parameters[i].free) {
+      type->parameters[i].free (&type->parameters[i]);
+    }
+  }
+
   g_free (type->parameters);
   g_free (type->description);
   g_free (type->name);
diff --git a/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.h b/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.h
index b4a28f4254..7f18cf2dd4 100644
--- a/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.h
+++ b/subprojects/gst-devtools/validate/gst/validate/gst-validate-scenario.h
@@ -318,8 +318,17 @@ struct _GstValidateActionParameter
   const gchar  *possible_variables;
   const gchar  *def;
 
+  /**
+   * GstValidateActionParameter.free:
+   *
+   * Function that frees the various members of the structure when done using
+   *
+   * Since: 1.24
+   */
+  GDestroyNotify free;
+
   /*< private >*/
-  gpointer     _gst_reserved[GST_PADDING];
+  gpointer     _gst_reserved[GST_PADDING - 1];
 };
 
 struct _GstValidateScenarioClass