diff --git a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/key/OMKeyPurgeRequest.java b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/key/OMKeyPurgeRequest.java
index 5fe932c4a094..d4da86ef0909 100644
--- a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/key/OMKeyPurgeRequest.java
+++ b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/key/OMKeyPurgeRequest.java
@@ -97,11 +97,8 @@ public OMClientResponse validateAndUpdateCache(OzoneManager ozoneManager, Execut
         // redundant tombstone entry in the deletedTable. It is better to skip the transaction.
         UUID expectedPreviousSnapshotId = purgeKeysRequest.getExpectedPreviousSnapshotID().hasUuid()
             ? fromProtobuf(purgeKeysRequest.getExpectedPreviousSnapshotID().getUuid()) : null;
-        if (!validatePreviousSnapshotId(fromSnapshotInfo, omMetadataManager.getSnapshotChainManager(),
-            expectedPreviousSnapshotId)) {
-          return new OMKeyPurgeResponse(createErrorOMResponse(omResponse,
-              new OMException("Snapshot validation failed", OMException.ResultCodes.INVALID_REQUEST)));
-        }
+        validatePreviousSnapshotId(fromSnapshotInfo, omMetadataManager.getSnapshotChainManager(),
+            expectedPreviousSnapshotId);
       }
     } catch (IOException e) {
       LOG.error("Error occurred while performing OmKeyPurge. ", e);
diff --git a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/snapshot/SnapshotUtils.java b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/snapshot/SnapshotUtils.java
index ea6d88c8e194..63e7e38d518f 100644
--- a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/snapshot/SnapshotUtils.java
+++ b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/snapshot/SnapshotUtils.java
@@ -292,17 +292,19 @@ public static UUID getLatestPathSnapshotId(String volumeName, String bucketName,
     return snapshotChainManager.getLatestPathSnapshotId(snapshotPath);
   }
 
-  public static boolean validatePreviousSnapshotId(SnapshotInfo snapshotInfo,
+  // Validates the previous path snapshotId for given a snapshotInfo. In case snapshotInfo is
+  // null, the snapshotInfo would be considered as AOS and previous snapshot becomes the latest snapshot in the global
+  // snapshot chain. Would throw OMException if validation fails otherwise function would pass.
+  public static void validatePreviousSnapshotId(SnapshotInfo snapshotInfo,
                                                 SnapshotChainManager snapshotChainManager,
                                                 UUID expectedPreviousSnapshotId) throws IOException {
     UUID previousSnapshotId = snapshotInfo == null ? snapshotChainManager.getLatestGlobalSnapshotId() :
         SnapshotUtils.getPreviousSnapshotId(snapshotInfo, snapshotChainManager);
     if (!Objects.equals(expectedPreviousSnapshotId, previousSnapshotId)) {
-      LOG.warn("Snapshot validation failed. Expected previous snapshotId : " +
-          expectedPreviousSnapshotId + " but was " + previousSnapshotId);
-      return false;
+      throw new OMException("Snapshot validation failed. Expected previous snapshotId : " +
+          expectedPreviousSnapshotId + " but was " + previousSnapshotId,
+          OMException.ResultCodes.INVALID_REQUEST);
     }
-    return true;
   }
 
   /**