diff --git a/qa/restart-upgrade/src/test/resources/processor/IndexMappings.json b/qa/restart-upgrade/src/test/resources/processor/IndexMappings.json
index ba5ebfb40..fc4c13646 100644
--- a/qa/restart-upgrade/src/test/resources/processor/IndexMappings.json
+++ b/qa/restart-upgrade/src/test/resources/processor/IndexMappings.json
@@ -6,7 +6,7 @@
       "refresh_interval": "30s",
       "default_pipeline": "%s"
     },
-    "number_of_shards": 6,
+    "number_of_shards": 3,
     "number_of_replicas": 1
   },
   "mappings": {
diff --git a/qa/rolling-upgrade/src/test/resources/processor/IndexMappings.json b/qa/rolling-upgrade/src/test/resources/processor/IndexMappings.json
index ba5ebfb40..fc4c13646 100644
--- a/qa/rolling-upgrade/src/test/resources/processor/IndexMappings.json
+++ b/qa/rolling-upgrade/src/test/resources/processor/IndexMappings.json
@@ -6,7 +6,7 @@
       "refresh_interval": "30s",
       "default_pipeline": "%s"
     },
-    "number_of_shards": 6,
+    "number_of_shards": 3,
     "number_of_replicas": 1
   },
   "mappings": {