diff --git a/releaseNote.md b/releaseNote.md
index 40b21926b..359231b05 100644
--- a/releaseNote.md
+++ b/releaseNote.md
@@ -4,6 +4,7 @@
 
 ## Bugs
   - Unset GTIHUB_ACTION_REPOSITORY and GITHUB_ACTION_REF for non-repo based actions #804
+ -  fix compat issue in timeline record state. #861 
 
 ## Misc
   - Crypto cleanup and enable usage of FIPS compliant crypto when required (#806)
diff --git a/releaseVersion b/releaseVersion
index 5c570014d..c19c28508 100644
--- a/releaseVersion
+++ b/releaseVersion
@@ -1 +1 @@
-2.275.0
+2.275.1
diff --git a/src/Sdk/DTWebApi/WebApi/TimelineRecordState.cs b/src/Sdk/DTWebApi/WebApi/TimelineRecordState.cs
index 5b08aff24..77f0dbf84 100644
--- a/src/Sdk/DTWebApi/WebApi/TimelineRecordState.cs
+++ b/src/Sdk/DTWebApi/WebApi/TimelineRecordState.cs
@@ -13,5 +13,8 @@ namespace GitHub.DistributedTask.WebApi
 
         [EnumMember]
         Completed,
+
+        [EnumMember]
+        Delayed,
     }
 }
diff --git a/src/runnerversion b/src/runnerversion
index 5c570014d..c19c28508 100644
--- a/src/runnerversion
+++ b/src/runnerversion
@@ -1 +1 @@
-2.275.0
+2.275.1