diff --git a/share-coordinator/src/main/resources/common/message/ShareSnapshotValue.json b/share-coordinator/src/main/resources/common/message/ShareSnapshotValue.json
index 6126cfd0a25..46cd4f6c489 100644
--- a/share-coordinator/src/main/resources/common/message/ShareSnapshotValue.json
+++ b/share-coordinator/src/main/resources/common/message/ShareSnapshotValue.json
@@ -20,7 +20,7 @@
   "validVersions": "0",
   "flexibleVersions": "0+",
   "fields": [
-    { "name": "SnapshotEpoch", "type": "uint16", "versions": "0+",
+    { "name": "SnapshotEpoch", "type": "int32", "versions": "0+",
       "about": "The snapshot epoch." },
     { "name": "StateEpoch", "type": "int32", "versions": "0+",
       "about": "The state epoch for this share-partition." },
diff --git a/share-coordinator/src/main/resources/common/message/ShareUpdateValue.json b/share-coordinator/src/main/resources/common/message/ShareUpdateValue.json
index 35e31462a9c..5cd20c0d159 100644
--- a/share-coordinator/src/main/resources/common/message/ShareUpdateValue.json
+++ b/share-coordinator/src/main/resources/common/message/ShareUpdateValue.json
@@ -20,7 +20,7 @@
   "validVersions": "0",
   "flexibleVersions": "0+",
   "fields": [
-    { "name": "SnapshotEpoch", "type": "uint16", "versions": "0+",
+    { "name": "SnapshotEpoch", "type": "int32", "versions": "0+",
       "about": "The snapshot epoch." },
     { "name": "LeaderEpoch", "type": "int32", "versions": "0+",
       "about": "The leader epoch of the share-partition." },