diff --git a/Documentation/op-guide/configuration.md b/Documentation/op-guide/configuration.md
index 338bd3e33..8dadd3179 100644
--- a/Documentation/op-guide/configuration.md
+++ b/Documentation/op-guide/configuration.md
@@ -185,7 +185,10 @@ To start etcd automatically using custom settings at startup in Linux, using a [
 
 The security flags help to [build a secure etcd cluster][security].
 
-### --ca-file [DEPRECATED]
+### --ca-file 
+
+**DEPRECATED**
+
 + Path to the client server TLS CA file. `--ca-file ca.crt` could be replaced by `--trusted-ca-file ca.crt --client-cert-auth` and etcd will perform the same.
 + default: none
 + env variable: ETCD_CA_FILE
@@ -215,7 +218,10 @@ The security flags help to [build a secure etcd cluster][security].
 + default: false
 + env variable: ETCD_AUTO_TLS
 
-### --peer-ca-file [DEPRECATED]
+### --peer-ca-file 
+
+**DEPRECATED**
+
 + Path to the peer server TLS CA file. `--peer-ca-file ca.crt` could be replaced by `--peer-trusted-ca-file ca.crt --peer-client-cert-auth` and etcd will perform the same.
 + default: none
 + env variable: ETCD_PEER_CA_FILE
diff --git a/Documentation/v2/configuration.md b/Documentation/v2/configuration.md
index bab27d71a..3960c7962 100644
--- a/Documentation/v2/configuration.md
+++ b/Documentation/v2/configuration.md
@@ -176,7 +176,10 @@ To start etcd automatically using custom settings at startup in Linux, using a [
 
 The security flags help to [build a secure etcd cluster][security].
 
-### --ca-file [DEPRECATED]
+### --ca-file
+
+**DEPRECATED**
+
 + Path to the client server TLS CA file. `--ca-file ca.crt` could be replaced by `--trusted-ca-file ca.crt --client-cert-auth` and etcd will perform the same.
 + default: none
 + env variable: ETCD_CA_FILE
@@ -201,7 +204,10 @@ The security flags help to [build a secure etcd cluster][security].
 + default: none
 + env variable: ETCD_TRUSTED_CA_FILE
 
-### --peer-ca-file [DEPRECATED]
+### --peer-ca-file
+
+**DEPRECATED**
+
 + Path to the peer server TLS CA file. `--peer-ca-file ca.crt` could be replaced by `--peer-trusted-ca-file ca.crt --peer-client-cert-auth` and etcd will perform the same.
 + default: none
 + env variable: ETCD_PEER_CA_FILE