diff --git a/app.yml b/app.yml
index 3b9a8f5..7ba7b3a 100644
--- a/app.yml
+++ b/app.yml
@@ -1,4 +1,5 @@
-connectionTimeout: 10000
+connectionTimeout: 10000 # 10"
+waitingDelay: 60000 # 1'
 ws2pServers:
   - address: ws://g1-test.cgeek.fr:22001
     expectedPubkey: 3dnbnYY9i2bHMQUGyFp5GVvJ2wBkVpus31cDJA5cfRpj
@@ -44,32 +45,3 @@ mail:
   apikey: 6976eb51635b680b832dbe4914524d2c038a13b6
   from: '"DWatcher" <dwatcher@cgeek.fr>'
   to: cem.moreau@gmail.com
-
-reconnectionDelays:
-  - 5000
-  - 10000
-  - 15000
-  - 30000
-  - 60000 # 1'
-  - 300000 # 5'
-  - 600000 # 10'
-  - 900000 # 15'
-  - 1200000 # 20'
-  - 1800000 # 30'
-  - 2400000 # 40'
-  - 3000000 # 50'
-  - 3600000 # 1h
-  - 3600000 # 1h
-  - 3600000 # 1h
-  - 3600000 # 1h
-  - 7200000 # 2h
-  - 7200000 # 2h
-  - 7200000 # 2h
-  - 7200000 # 2h
-  - 14400000 # 4h
-  - 14400000 # 4h
-  - 14400000 # 4h
-  - 14400000 # 4h
-  - 21600000 # 6h
-  - 21600000 # 6h
-  - 43200000 # 12h
diff --git a/src/lib/types/conf.ts b/src/lib/types/conf.ts
index cedcb4e..5384048 100644
--- a/src/lib/types/conf.ts
+++ b/src/lib/types/conf.ts
@@ -1,6 +1,6 @@
 export interface Conf {
   connectionTimeout: number
-  reconnectionDelays: number[]
+  waitingDelay: number
   ws2pServers: ConfWS2P[]
   bmaServers: ConfBMA[]
   dprobeHeartbeats: ConfDprobeHeartbeat[]
diff --git a/src/lib/types/state.ts b/src/lib/types/state.ts
index 6446de5..dc6ccce 100644
--- a/src/lib/types/state.ts
+++ b/src/lib/types/state.ts
@@ -1,20 +1,25 @@
 export class Watcher {
     private _state: 'INIT'|'OK'|'FAILURE'|'RECOVERED'
+    private _stateChanged: boolean
     private _error?: any
 
     constructor(public readonly name: string) {
+        this._stateChanged = false
         this._state = "INIT"
     }
 
     public stateOK() {
+        this._stateChanged = this._state !== "OK"
         this._state = "OK"
     }
 
     public stateRecovered() {
+        this._stateChanged = this._state !== "RECOVERED"
         this._state = "RECOVERED"
     }
 
     public stateFailure(error: any) {
+        this._stateChanged = this._state !== "FAILURE"
         this._state = "FAILURE"
         this._error = error
     }
@@ -23,6 +28,10 @@ export class Watcher {
         return this._state
     }
 
+    public get stateChanged() {
+        return this._stateChanged
+    }
+
     public get error() {
         return this._error
     }
diff --git a/src/lib/watcherLoop.ts b/src/lib/watcherLoop.ts
index 4e1c83a..d5c8998 100644
--- a/src/lib/watcherLoop.ts
+++ b/src/lib/watcherLoop.ts
@@ -4,7 +4,7 @@ export function watcherLoop(
   name: string,
   connect: () => Promise<void>,
   onConnectionClosed: () => Promise<void>,
-  reconnectionDelays: number[],
+  waitingDelay: number,
   onStart: () => Promise<void>,
   onDisconnection: (waitingDelay: number, error: any) => Promise<void>,
   onRestart: () => Promise<void>,
@@ -46,8 +46,10 @@ export function watcherLoop(
         watcher.stateFailure(e)
       }
       // Wait before reconnecting
-      const waitingDelay = reconnectionDelays[Math.min(reconnectionDelays.length - 1, i)]
-      await onDisconnection(waitingDelay, watcher.error)
+      if (watcher.stateChanged) {
+        // Notify only if state changed since
+        await onDisconnection(waitingDelay, watcher.error)
+      }
       await new Promise(resolve => setTimeout(resolve, waitingDelay))
       i++
     }
diff --git a/src/lib/watchers/abstract/url-watcher.ts b/src/lib/watchers/abstract/url-watcher.ts
index 0f449ce..c88b929 100644
--- a/src/lib/watchers/abstract/url-watcher.ts
+++ b/src/lib/watchers/abstract/url-watcher.ts
@@ -44,7 +44,7 @@ export function urlWatcher(conf: Conf, checkValidity: (data: any) => Promise<Url
 
       () => nodeDownPromise,
 
-      conf.reconnectionDelays,
+      conf.waitingDelay,
 
       mail.onEstablished(conf, urlConf.address, getOkTitle()),
 
diff --git a/src/lib/watchers/webdiff/webdiff-watcher.ts b/src/lib/watchers/webdiff/webdiff-watcher.ts
index fea9383..3dec296 100644
--- a/src/lib/watchers/webdiff/webdiff-watcher.ts
+++ b/src/lib/watchers/webdiff/webdiff-watcher.ts
@@ -61,7 +61,7 @@ export function webDiffWatcher(conf: Conf) {
 
       () => nodeDownPromise,
 
-      conf.reconnectionDelays,
+      conf.waitingDelay,
 
       () => mail.onEstablished(conf, target, 'webdiff successfully started')(webDiffConf.cc),
 
diff --git a/src/lib/watchers/ws2p/ws2p-watcher.ts b/src/lib/watchers/ws2p/ws2p-watcher.ts
index 9908ebf..1c4d561 100644
--- a/src/lib/watchers/ws2p/ws2p-watcher.ts
+++ b/src/lib/watchers/ws2p/ws2p-watcher.ts
@@ -42,7 +42,7 @@ export function ws2pWatcher(conf: Conf) {
 
       () => c.closed,
 
-      conf.reconnectionDelays,
+      conf.waitingDelay,
 
       mail.onEstablished(conf, target),