diff --git a/src/main/java/org/kohsuke/github/GHMilestone.java b/src/main/java/org/kohsuke/github/GHMilestone.java
index 0d1b43224e..48f8364bbf 100644
--- a/src/main/java/org/kohsuke/github/GHMilestone.java
+++ b/src/main/java/org/kohsuke/github/GHMilestone.java
@@ -72,12 +72,19 @@ public GHMilestoneState getState() {
     }
 
     /**
-     * Closes this issue.
+     * Closes this milestone.
      */
     public void close() throws IOException {
         edit("state", "closed");
     }
 
+    /**
+     * Reopens this milestone.
+     */
+    public void reopen() throws IOException {
+        edit("state", "open");
+    }
+
     private void edit(String key, Object value) throws IOException {
         new Requester(root)._with(key, value).method("PATCH").to(getApiRoute());
     }