diff --git a/CHANGELOG.md b/CHANGELOG.md
index 562b09959f5..adbd0cd6b02 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -55,6 +55,8 @@
 * [FEATURE] Added experimental storage API to the ruler service that is enabled when the `-experimental.ruler.enable-api` is set to true #2269
   * `-ruler.storage.type` flag now allows `s3`,`gcs`, and `azure` values
   * `-ruler.storage.(s3|gcs|azure)` flags exist to allow the configuration of object clients set for rule storage
+* [CHANGE] Renamed table manager metrics. #2307
+  * `cortex_dynamo_sync_tables_seconds` -> `cortex_table_manager_sync_duration_seconds`
 * [FEATURE] Flusher target to flush the WAL.
   * `-flusher.wal-dir` for the WAL directory to recover from.
   * `-flusher.concurrent-flushes` for number of concurrent flushes.
diff --git a/pkg/chunk/table_manager.go b/pkg/chunk/table_manager.go
index baee41e74bb..8be8ebec258 100644
--- a/pkg/chunk/table_manager.go
+++ b/pkg/chunk/table_manager.go
@@ -40,8 +40,8 @@ func newTableManagerMetrics(r prometheus.Registerer) *tableManagerMetrics {
 	m := tableManagerMetrics{}
 	m.syncTableDuration = prometheus.NewHistogramVec(prometheus.HistogramOpts{
 		Namespace: "cortex",
-		Name:      "dynamo_sync_tables_seconds",
-		Help:      "Time spent doing SyncTables.",
+		Name:      "table_manager_sync_duration_seconds",
+		Help:      "Time spent synching tables.",
 		Buckets:   prometheus.DefBuckets,
 	}, []string{"operation", "status_code"})