diff --git a/README.md b/README.md
index 8f89cfc1..f638ee7f 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ TLS Options:
         --tlscert FILE               Server certificate file
         --tlskey FILE                Private key for server certificate
         --tlsverify                  Enable TLS, very client certificates
-        --tlscacert client           Client certificate CA for verification
+        --tlscacert FILE             Client certificate CA for verification
 
 Cluster Options:
         --routes [rurl-1, rurl-2]    Routes to solicit and connect
diff --git a/server/usage.go b/server/usage.go
index 0839c982..8be506b8 100644
--- a/server/usage.go
+++ b/server/usage.go
@@ -33,7 +33,7 @@ TLS Options:
         --tlscert FILE               Server certificate file
         --tlskey FILE                Private key for server certificate
         --tlsverify                  Enable TLS, very client certificates
-        --tlscacert client           Client certificate CA for verification
+        --tlscacert FILE             Client certificate CA for verification
 
 Cluster Options:
         --routes [rurl-1, rurl-2]    Routes to solicit and connect