diff --git a/core/src/main/java/hudson/model/Hudson.java b/core/src/main/java/hudson/model/Hudson.java
index 0c1b66e65260d1fe0eae19b7e7a4a6a66067ed2b..5cbcb352d53a6752b7eabf94028a1cb70d25eebc 100644
--- a/core/src/main/java/hudson/model/Hudson.java
+++ b/core/src/main/java/hudson/model/Hudson.java
@@ -1096,6 +1096,8 @@ public final class Hudson extends Node implements ItemGroup<TopLevelItem>, Stapl
             }
         }
         getQueue().scheduleMaintenance();
+        for (ComputerListener cl : ComputerListener.all())
+            cl.onConfigurationChange();
     }
 
     private void updateComputer(Node n, Map<String,Computer> byNameMap, Set<Computer> used) {
diff --git a/core/src/main/java/hudson/slaves/ComputerListener.java b/core/src/main/java/hudson/slaves/ComputerListener.java
index 79db2b7b486aa552704f679fa35ce40948bf19a2..48e279db1d43eaf7a68cd3dcb6edefb4a84cf877 100644
--- a/core/src/main/java/hudson/slaves/ComputerListener.java
+++ b/core/src/main/java/hudson/slaves/ComputerListener.java
@@ -123,6 +123,12 @@ public abstract class ComputerListener implements ExtensionPoint {
      */
     public void onOffline(Computer c) {}
 
+    /**
+     * Called when configuration of the node was changed, a node is added/removed, etc.
+     * @since 1.377
+     */
+    public void onConfigurationChange() {}
+
     /**
      * Registers this {@link ComputerListener} so that it will start receiving events.
      *