diff --git a/docs/class.puml b/docs/class.puml
index ec08616d53c71855e7cc4aadfe616f12ae6f2532..8e7be077701f1c0546110aabcd0edb27464fc0dd 100644
--- a/docs/class.puml
+++ b/docs/class.puml
@@ -11,11 +11,9 @@ class Skill {
 }
 
 class WeaponSkill {
-    weaponCategory: WeaponCategory
 }
 
 class LanguageSkill {
-    language: LanguageCode
 }
 
 Skill <|-- WeaponSkill
@@ -25,7 +23,6 @@ class Mission {
     start: Date
     duration: Time
     objectives: string
-    materialResources: Resource[]
 }
 
 'k assignmentu
@@ -73,12 +70,14 @@ enum WeaponCategory {
     explosives
 }
 
-Mission o--> Country: targetCountry
-Mission *-> AgentAssignment : includes >
-AgentAssignment <-o Agent : has >
-AgentAssignment *--> Report
-Report *--> PerformanceEvaluation
-Agent "1" *--> "1..*" Skill : has >
-Mission "1" --> "1..*" Resource
+Mission "1..*" o--> "1" Country : targetCountry
+Mission "1..*" *-> "1" AgentAssignment : assignments
+AgentAssignment "1..*" o-> "1" Agent : agent
+AgentAssignment "1" *--> "1..*" Report : reports
+AgentAssignment "1" *--> "1..*" PerformanceEvaluation : performanceEvaluations
+Agent "1" *--> "1..*" Skill : skills
+Mission "1" *--> "1..*" Resource : materialResources
+WeaponSkill "1" o--> "1" WeaponCategory : weaponCategory
+LanguageSkill "1" o--> "1" LanguageCode : languageCode
 
-@enduml
\ No newline at end of file
+@enduml