diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc
index 3b185b3c96d4..33becd76943b 100644
--- a/tcg/s390x/tcg-target.c.inc
+++ b/tcg/s390x/tcg-target.c.inc
@@ -2675,6 +2675,7 @@ static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece,
         if (vece == MO_64) {
             return true;
         }
+        src = dst;
     }
 
     /*