diff --git a/packages/angular/cli/commands/deploy.json b/packages/angular/cli/commands/deploy.json
index 65816fcb7e9f..861917bc882d 100644
--- a/packages/angular/cli/commands/deploy.json
+++ b/packages/angular/cli/commands/deploy.json
@@ -20,6 +20,13 @@
           }
         }
       },
+      "configuration": {
+        "description": "A named build target, as specified in the \"configurations\" section of angular.json.\nEach named target is accompanied by a configuration of option defaults for that target.",
+        "type": "string",
+        "aliases": [
+          "c"
+        ]
+      },
       "required": [
       ]
     },