1 files changed, 4 insertions, 3 deletions
diff --git a/hv.c b/hv.c
index 63e10497ce..f0d8033329 100644
--- a/hv.c
+++ b/hv.c
@@ -350,8 +350,9 @@ Perl_hv_common(pTHX_ HV *hv, SV *keysv, const char *key, STRLEN klen,
 		SV* obj = mg->mg_obj;
 
 		if (!keysv) {
-		    keysv = sv_2mortal(newSVpvn_utf8(key, klen,
-						     flags & HVhek_UTF8));
+		    keysv = newSVpvn_flags(key, klen, SVs_TEMP |
+					   ((flags & HVhek_UTF8)
+					    ? SVf_UTF8 : 0));
 		}
 		
 		mg->mg_obj = keysv;         /* pass key */
@@ -913,7 +914,7 @@ S_hv_delete_common(pTHX_ HV *hv, SV *keysv, const char *key, STRLEN klen,
 #ifdef ENV_IS_CASELESS
 		else if (mg_find((SV*)hv, PERL_MAGIC_env)) {
 		    /* XXX This code isn't UTF8 clean.  */
-		    keysv = sv_2mortal(newSVpvn(key,klen));
+		    keysv = newSVpvn_flags(key, klen, SVs_TEMP);
 		    if (k_flags & HVhek_FREEKEY) {
 			Safefree(key);
 		    }