diff --git a/acme.sh b/acme.sh
index 84de982..e79680c 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1093,7 +1093,7 @@ _readSubjectFromCSR() {
     _usage "_readSubjectFromCSR mycsr.csr"
     return 1
   fi
-  ${ACME_OPENSSL_BIN:-openssl} req -noout -in "$_csrfile" -subject | _egrep_o "CN *=.*" | cut -d = -f 2 | cut -d / -f 1 | tr -d '\n'
+  ${ACME_OPENSSL_BIN:-openssl} req -noout -in "$_csrfile" -subject | tr ',' "\n" |  _egrep_o "CN *=.*" | cut -d = -f 2 | cut -d / -f 1 | tr -d ' \n'
 }
 
 #_csrfile