diff --git a/src/main/java/org/kohsuke/github/GHIssueStateReason.java b/src/main/java/org/kohsuke/github/GHIssueStateReason.java
index 229af9f6ec..44acdef000 100644
--- a/src/main/java/org/kohsuke/github/GHIssueStateReason.java
+++ b/src/main/java/org/kohsuke/github/GHIssueStateReason.java
@@ -11,6 +11,9 @@ public enum GHIssueStateReason {
     /** Closed as not planned **/
     NOT_PLANNED,
 
+    /** Re-opened **/
+    REOPENED,
+
     /** Uknown **/
     UNKNOWN
 }
diff --git a/src/test/java/org/kohsuke/github/EnumTest.java b/src/test/java/org/kohsuke/github/EnumTest.java
index 2e509b5aec..86c4066236 100644
--- a/src/test/java/org/kohsuke/github/EnumTest.java
+++ b/src/test/java/org/kohsuke/github/EnumTest.java
@@ -54,7 +54,7 @@ public void touchEnums() {
 
         assertThat(GHIssueState.values().length, equalTo(3));
 
-        assertThat(GHIssueStateReason.values().length, equalTo(3));
+        assertThat(GHIssueStateReason.values().length, equalTo(4));
 
         assertThat(GHMarketplaceAccountType.values().length, equalTo(2));