diff --git a/services/track-changes/app/js/DiffGenerator.js b/services/track-changes/app/js/DiffGenerator.js
index 4d9c7a986f..aad3c7d625 100644
--- a/services/track-changes/app/js/DiffGenerator.js
+++ b/services/track-changes/app/js/DiffGenerator.js
@@ -36,7 +36,7 @@ module.exports = DiffGenerator = {
           if (e instanceof ConsistencyError && (i = update.op.length - 1)) {
             // catch known case where the last op in an array has been
             // merged into a later op
-            logger.error(
+            logger.warn(
               { err: e, update, op: JSON.stringify(op) },
               'marking op as broken'
             )
diff --git a/services/track-changes/app/js/ZipManager.js b/services/track-changes/app/js/ZipManager.js
index 192bcf5076..7a306a1cad 100644
--- a/services/track-changes/app/js/ZipManager.js
+++ b/services/track-changes/app/js/ZipManager.js
@@ -85,7 +85,7 @@ async function rewindDoc(projectId, docId, zipfile) {
       v = update.v
     } catch (e) {
       e.attempted_update = update // keep a record of the attempted update
-      logger.error({ projectId, docId, err: e }, 'rewind error')
+      logger.warn({ projectId, docId, err: e }, 'rewind error')
       break // stop attempting to rewind on error
     }