diff --git a/apps/s_server.c b/apps/s_server.c
index 5cc7d15af..a7a728c26 100644
--- a/apps/s_server.c
+++ b/apps/s_server.c
@@ -408,6 +408,11 @@ static void sv_usage(void)
 	BIO_printf(bio_err," -Verify arg   - turn on peer certificate verification, must have a cert.\n");
 	BIO_printf(bio_err," -cert arg     - certificate file to use\n");
 	BIO_printf(bio_err,"                 (default is %s)\n",TEST_CERT);
+	BIO_printf(bio_err," -crl_check    - check the peer certificate has not been revoked by its CA.\n" \
+	                   "                 The CRL(s) are appended to the certificate file\n");
+	BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \
+	                   "                 or any other CRL in the CA chain. CRL(s) are appened to the\n" \
+	                   "                 the certificate file.\n");
 	BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
 	BIO_printf(bio_err," -key arg      - Private Key file to use, in cert file if\n");
 	BIO_printf(bio_err,"                 not specified (default is %s)\n",TEST_CERT);
diff --git a/doc/apps/s_server.pod b/doc/apps/s_server.pod
index b58687464..7f159a39e 100644
--- a/doc/apps/s_server.pod
+++ b/doc/apps/s_server.pod
@@ -12,6 +12,8 @@ B<openssl> B<s_server>
 [B<-context id>]
 [B<-verify depth>]
 [B<-Verify depth>]
+[B<-crl_check>]
+[B<-crl_check_all>]
 [B<-cert filename>]
 [B<-certform DER|PEM>]
 [B<-key keyfile>]
@@ -142,6 +144,12 @@ the client. With the B<-verify> option a certificate is requested but the
 client does not have to send one, with the B<-Verify> option the client
 must supply a certificate or an error occurs.
 
+=item B<-crl_check>, B<-crl_check_all>
+
+Check the peer certificate has not been revoked by its CA.
+The CRL(s) are appended to the certificate file. With the B<-crl_check_all>
+option all CRLs of all CAs in the chain are checked.
+
 =item B<-CApath directory>
 
 The directory to use for client certificate verification. This directory