diff --git a/src/pipewire/core.h b/src/pipewire/core.h
index d2ad0c238..6afbc6428 100644
--- a/src/pipewire/core.h
+++ b/src/pipewire/core.h
@@ -476,7 +476,8 @@ struct pw_registry_methods {
 	 *
 	 * Try to destroy the global object.
 	 *
-	 * \param id the global id to destroy
+	 * \param id the global id to destroy. The client needs X permissions
+	 * on the global.
 	 */
 	int (*destroy) (void *object, uint32_t id);
 };
diff --git a/src/pipewire/link.h b/src/pipewire/link.h
index 26b929436..ef96dfe21 100644
--- a/src/pipewire/link.h
+++ b/src/pipewire/link.h
@@ -31,7 +31,7 @@ extern "C" {
 
 #define PW_TYPE_INTERFACE_Link	PW_TYPE_INFO_INTERFACE_BASE "Link"
 
-#define PW_LINK_PERM_MASK	PW_PERM_R
+#define PW_LINK_PERM_MASK	PW_PERM_R | PW_PERM_X
 
 #define PW_VERSION_LINK		3
 struct pw_link;