diff --git a/server/src/test/java/org/elasticsearch/snapshots/SharedClusterSnapshotRestoreIT.java b/server/src/test/java/org/elasticsearch/snapshots/SharedClusterSnapshotRestoreIT.java
index 5cd03335dd964..80c0a010e5de3 100644
--- a/server/src/test/java/org/elasticsearch/snapshots/SharedClusterSnapshotRestoreIT.java
+++ b/server/src/test/java/org/elasticsearch/snapshots/SharedClusterSnapshotRestoreIT.java
@@ -157,6 +157,13 @@ protected Collection<Class<? extends Plugin>> nodePlugins() {
             MockRepository.Plugin.class);
     }
 
+    @Override
+    protected Settings nodeSettings(int nodeOrdinal) {
+        return Settings.builder().put(super.nodeSettings(nodeOrdinal))
+            .put(ThreadPool.ESTIMATED_TIME_INTERVAL_SETTING.getKey(), 0) // We have tests that check by-timestamp order
+            .build();
+    }
+
     private Settings randomRepoSettings() {
         Settings.Builder repoSettings = Settings.builder();
         repoSettings.put("location", randomRepoPath());
@@ -1340,8 +1347,7 @@ public void testGetSnapshotsNoRepos() {
         assertTrue(getSnapshotsResponse.getSuccessfulResponses().isEmpty());
     }
 
-    @AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/pull/43993")
-    public void testGetSnapshotsMultipleRepos() {
+    public void testGetSnapshotsMultipleRepos() throws Exception {
         final Client client = client();
 
         List<String> snapshotList = new ArrayList<>();
@@ -1370,6 +1376,11 @@ public void testGetSnapshotsMultipleRepos() {
             for (int snapshotIndex = 0; snapshotIndex < randomIntBetween(2, 5); snapshotIndex++) {
                 final String snapshotName = randomAlphaOfLength(10).toLowerCase(Locale.ROOT);
                 snapshotList.add(snapshotName);
+                // Wait for at least 1ms to ensure that snapshots can be ordered by timestamp deterministically
+                for (final ThreadPool threadPool : internalCluster().getInstances(ThreadPool.class)) {
+                    final long startMillis = threadPool.absoluteTimeInMillis();
+                    assertBusy(() -> assertThat(threadPool.absoluteTimeInMillis(), greaterThan(startMillis)));
+                }
                 logger.info("--> create snapshot with index {} and name {} in repository {}", snapshotIndex, snapshotName, repoName);
                 CreateSnapshotResponse createSnapshotResponse = client.admin()
                         .cluster()