diff --git a/src/command.ts b/src/command.ts
index b0ff4caa..f938cf12 100644
--- a/src/command.ts
+++ b/src/command.ts
@@ -104,14 +104,7 @@ export default abstract class Command {
 
   static set enableJsonFlag(value: boolean) {
     this._enableJsonFlag = value
-    if (value === true) {
-      this.globalFlags = jsonFlag
-    } else {
-      // @ts-ignore
-      delete this.globalFlags.json
-      // @ts-ignore
-      delete this.flags.json
-    }
+    if (value) this.globalFlags = jsonFlag
   }
 
   // eslint-disable-next-line valid-jsdoc