1 files changed, 1 insertions, 0 deletions
diff --git a/sv.c b/sv.c
index d157f711a2..e0a242e6c2 100644
--- a/sv.c
+++ b/sv.c
@@ -10259,6 +10259,7 @@ perl_clone_using(PerlInterpreter *proto_perl, UV flags,
     PL_reg_re		= (regexp*)NULL;
     PL_reg_ganch	= Nullch;
     PL_reg_sv		= Nullsv;
+    PL_reg_sv_utf8	= FALSE;
     PL_reg_magic	= (MAGIC*)NULL;
     PL_reg_oldpos	= 0;
     PL_reg_oldcurpm	= (PMOP*)NULL;