diff --git a/src/operations/operationEdit.component.ts b/src/operations/operationEdit.component.ts
index c65174c..1dd0d7d 100644
--- a/src/operations/operationEdit.component.ts
+++ b/src/operations/operationEdit.component.ts
@@ -1,7 +1,7 @@
 // vim: set tw=80 ts=2 sw=2 sts=2 :
 
 import { Location } from '@angular/common';
-import { Component, ViewChild } from '@angular/core';
+import { Component } from '@angular/core';
 import { ActivatedRoute, Router, Params } from '@angular/router';
 
 import { Logger } from '@nsalaun/ng-logger';
diff --git a/src/operations/operationList.component.ts b/src/operations/operationList.component.ts
index 43a535e..befbb9a 100644
--- a/src/operations/operationList.component.ts
+++ b/src/operations/operationList.component.ts
@@ -5,8 +5,6 @@ import * as moment from 'moment';
 import { Component, OnInit } from '@angular/core';
 import { ActivatedRoute, Router, Params } from '@angular/router';
 
-import { Observable } from 'rxjs/Rx';
-
 import { Logger } from '@nsalaun/ng-logger';
 import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
 import { ToastrService } from 'ngx-toastr';