diff --git a/handler/routes.go b/handler/routes.go
index ed83c26..abedaf7 100644
--- a/handler/routes.go
+++ b/handler/routes.go
@@ -162,7 +162,7 @@ func WireGuardServerInterfaces() echo.HandlerFunc {
 		// validate the input addresses
 		if util.ValidateServerAddresses(serverInterface.Addresses) == false {
 			log.Warnf("Invalid server interface addresses input from user: %v", serverInterface.Addresses)
-			return c.JSON(http.StatusBadRequest, jsonHTTPResponse{false, "Interface IP addresses must be in CIDR format"})
+			return c.JSON(http.StatusBadRequest, jsonHTTPResponse{false, "Interface IP address must be in CIDR format"})
 		}
 
 		serverInterface.UpdatedAt = time.Now().UTC()
diff --git a/templates/server.html b/templates/server.html
index 0bb4f39..a321665 100644
--- a/templates/server.html
+++ b/templates/server.html
@@ -19,7 +19,7 @@ Wireguard Server Settings
             <div class="col-md-6">
                 <div class="card card-success">
                     <div class="card-header">
-                        <h3 class="card-title">Interfaces</h3>
+                        <h3 class="card-title">Interface</h3>
                     </div>
                     <!-- /.card-header -->
                     <!-- form start -->