diff --git a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/10_basic.yml b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/10_basic.yml
index fcdf3f5a5fdf2..34b654068c01f 100644
--- a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/10_basic.yml
+++ b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/10_basic.yml
@@ -3,8 +3,6 @@ setup:
       indices.create:
           index: test
           body:
-            settings:
-              number_of_replicas: 0
             mappings:
               properties:
                 pagerank:
diff --git a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/20_null_value.yml b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/20_null_value.yml
index 926ac3e770400..c6200635d5aec 100644
--- a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/20_null_value.yml
+++ b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_feature/20_null_value.yml
@@ -10,8 +10,6 @@
       indices.create:
         index: test2
         body:
-          settings:
-            number_of_replicas: 0
           mappings:
             properties:
               pagerank:
@@ -29,8 +27,6 @@
       indices.create:
         index: test1
         body:
-          settings:
-            number_of_replicas: 0
           mappings:
             properties:
               pagerank:
diff --git a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_features/10_basic.yml b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_features/10_basic.yml
index 5806b492bb051..c64f82e0f0fed 100644
--- a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_features/10_basic.yml
+++ b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/rank_features/10_basic.yml
@@ -3,8 +3,6 @@ setup:
       indices.create:
           index: test
           body:
-            settings:
-              number_of_replicas: 0
             mappings:
               properties:
                 tags:
diff --git a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/scaled_float/10_basic.yml b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/scaled_float/10_basic.yml
index b7f810fa48206..395943d010f54 100644
--- a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/scaled_float/10_basic.yml
+++ b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/scaled_float/10_basic.yml
@@ -3,8 +3,6 @@ setup:
       indices.create:
           index: test
           body:
-            settings:
-              number_of_replicas: 0
             mappings:
               "properties":
                 "number":
diff --git a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/search-as-you-type/10_basic.yml b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/search-as-you-type/10_basic.yml
index 07e0a35852566..b36134a798429 100644
--- a/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/search-as-you-type/10_basic.yml
+++ b/modules/mapper-extras/src/yamlRestTest/resources/rest-api-spec/test/search-as-you-type/10_basic.yml
@@ -7,8 +7,6 @@ setup:
       indices.create:
         index: test
         body:
-          settings:
-            number_of_replicas: 0
           mappings:
             properties:
               a_field: