Index: zsh-5.9/Test/D07multibyte.ztst
===================================================================
--- zsh-5.9.orig/Test/D07multibyte.ztst
+++ zsh-5.9/Test/D07multibyte.ztst
@@ -6,7 +6,7 @@
   unset -m LC_\*
   mb_ok=
   langs=(en_{US,GB}.{UTF-,utf}8 en.UTF-8
-	 $(locale -a 2>/dev/null | egrep 'utf8|UTF-8'))
+	 ${(M)$(locale -a 2>/dev/null):#*.(utf8|UTF-8)} )
   for LANG in $langs; do
     if [[ é = ? ]]; then
       mb_ok=1
Index: zsh-5.9/Test/E01options.ztst
===================================================================
--- zsh-5.9.orig/Test/E01options.ztst
+++ zsh-5.9/Test/E01options.ztst
@@ -651,7 +651,7 @@
 >noktarg1
 >0 1
 
-  showopt() { setopt | egrep 'localoptions|ksharrays'; }
+  showopt() { setopt | grep -E 'localoptions|ksharrays'; }
   f1() { setopt localoptions ksharrays; showopt }
   f2() { setopt ksharrays; showopt }
   setopt kshoptionprint