diff --git a/lca_carbon_workflow.py b/lca_carbon_workflow.py
index cbff523..539e1a2 100644
--- a/lca_carbon_workflow.py
+++ b/lca_carbon_workflow.py
@@ -42,12 +42,12 @@ class LCACarbonWorkflow:
       It puts out the results of opening and envelop emission for each
       mentioned cycle separately.
       Final results will be stored in the below attributes:
-        building_envelope_emission: <class 'float'>
-        building_opening_emission: <class 'float'>
-        building_component_emission: <class 'float'>
-        building_envelope_end_of_life_emission: <class 'float'>
-        building_opening_end_of_life_emission: <class 'float'>
-        building_component_end_of_life_emission: <class 'float'>
+        building_envelope_emission: float
+        building_opening_emission: float
+        building_component_emission: float
+        building_envelope_end_of_life_emission: float
+        building_opening_end_of_life_emission:  float
+        building_component_end_of_life_emission: float
 
       The above attributes will be computed when the calculate_emission()
       method of a LCACarbonWorkflow object is called.