diff --git a/projects/ngx-launcher/src/lib/components/mission-runtime-step/mission-runtime-step.component.ts b/projects/ngx-launcher/src/lib/components/mission-runtime-step/mission-runtime-step.component.ts
index 6af32c9a..55c2678d 100644
--- a/projects/ngx-launcher/src/lib/components/mission-runtime-step/mission-runtime-step.component.ts
+++ b/projects/ngx-launcher/src/lib/components/mission-runtime-step/mission-runtime-step.component.ts
@@ -77,6 +77,7 @@ export class MissionRuntimeStepComponent extends LauncherStep implements OnInit,
     this.subscriptions.forEach((sub) => {
       sub.unsubscribe();
     });
+    this.projectile.unSetState(this.id);
   }
 
   initBoosters(): void {
diff --git a/projects/ngx-launcher/src/lib/model/projectile.model.ts b/projects/ngx-launcher/src/lib/model/projectile.model.ts
index 405c2000..6a67fd79 100644
--- a/projects/ngx-launcher/src/lib/model/projectile.model.ts
+++ b/projects/ngx-launcher/src/lib/model/projectile.model.ts
@@ -42,6 +42,10 @@ export class Projectile<T> {
     this._state[stepId] = state;
   }
 
+  unSetState(stepId: string) {
+    delete this._state[stepId];
+  }
+
   getState(stepId: string): StepState<T> {
     return this._state[stepId];
   }