diff --git a/src/rougail/output_formatter/__init__.py b/src/rougail/output_formatter/__init__.py
index 7778850..fd1e71f 100644
--- a/src/rougail/output_formatter/__init__.py
+++ b/src/rougail/output_formatter/__init__.py
@@ -238,8 +238,7 @@ class RougailOutputFormatter:
                 continue
             if attr in children:
                 attr = f"_{attr}"
-            value = self.object_to_yaml(attr, type_, value, False, path)
-            family[attr] = value
+            family[attr] = self.object_to_yaml(attr, type_, value, False, path)
         if type_ == "dynamic" or (children and type_ == "family"):
             if "_type" in family:
                 del family["_type"]
@@ -333,6 +332,8 @@ class RougailOutputFormatter:
                             del variable["type"]
                         if is_multi and obj.multi:
                             del variable["multi"]
+            if "type" in variable and isinstance(obj.default, IndexCalculation) and variable["type"] == "integer":
+                del variable["type"]
             if "type" in variable and variable["type"] in [
                 "string",
                 "boolean",
diff --git a/tests/results/40_2leadership_calculation_index/rougail/00-base.yml b/tests/results/40_2leadership_calculation_index/rougail/00-base.yml
index 8c70c64..5bfbc58 100644
--- a/tests/results/40_2leadership_calculation_index/rougail/00-base.yml
+++ b/tests/results/40_2leadership_calculation_index/rougail/00-base.yml
@@ -13,7 +13,6 @@ leader:
 
   follower1:
     description: a follower
-    type: integer
     default:
       type: index
 ...
diff --git a/tests/test_load.py b/tests/test_load.py
index 03f7201..fb0bfdc 100644
--- a/tests/test_load.py
+++ b/tests/test_load.py
@@ -15,7 +15,7 @@ excludes = [
         ]
 
 test_ok = get_structures_list(excludes)
-# test_ok = [Path('../rougail-tests/structures/00_2default_calculated_variable')]
+# test_ok = [Path('../rougail-tests/structures/40_2leadership_calculation_index')]
 
 
 def idfn(fixture_value):