diff --git a/crypto/meson.build b/crypto/meson.build
index 1590391a0f..5b49b822c1 100644
--- a/crypto/meson.build
+++ b/crypto/meson.build
@@ -82,3 +82,4 @@ else
   util_ss.add(files('random-platform.c'))
 endif
 
+util_ss.add(files('xts.c'))