diff --git a/valgrind.suppressions b/valgrind.suppressions
index 0552625192..759688a732 100644
--- a/valgrind.suppressions
+++ b/valgrind.suppressions
@@ -509,3 +509,14 @@
    fun:inet_pton
    ...
 }
+{
+   _xz_backdoor
+   Memcheck:Addr8
+   obj:/usr/lib/x86_64-linux-gnu/liblzma.so.5.6.0
+   obj:/usr/lib/x86_64-linux-gnu/liblzma.so.5.6.0
+   ...
+   fun:elf_machine_rela
+   fun:elf_dynamic_do_Rela
+   fun:_dl_relocate_object
+   ...
+}