diff --git a/images/class-diagram.png b/images/class-diagram.png
index b5a0681..2ff3b8a 100644
Binary files a/images/class-diagram.png and b/images/class-diagram.png differ
diff --git a/images/class-diagram.puml b/images/class-diagram.puml
index 134115c..060ccb8 100644
--- a/images/class-diagram.puml
+++ b/images/class-diagram.puml
@@ -105,6 +105,7 @@ class Wine #IMPLEMENTED_COLOR {
   -uid: Int
   -name: String
   -participant: Participant
+  -jahresauswahlprobe Jahresauswahlprobe
   -grapeVariety: Grape
   -vinesite: Vinesite
   -category: Category
@@ -124,6 +125,8 @@ class Wine #IMPLEMENTED_COLOR {
   +setName(name: String): void
   +getParticipant(): Participant
   +setParticipant(participant: Participant): void
+  +getJahresauswahlprobe(): Jahresauswahlprobe
+  +setJahresauswahlprobe(participant: Jahresauswahlprobe): void
   +getGrapeVariety(): Grape
   +setGrapeVariety(grapeVariety: Grape): void
   +getVinesite(): Vinesite
@@ -153,10 +156,10 @@ class Wine #IMPLEMENTED_COLOR {
 }
 
 class Jahresauswahlprobe #IMPLEMENTED_COLOR {
+  -uid: Int
   -allowedVinesites: List<Vinesite>
   -allowedCategories: List<Category>
   -allowedGrapes: List<Grape>
-  -participatingWines: List<Wine>
   -name: String
   -description: String
   -dateAllowRegistration_start: Date
@@ -169,8 +172,6 @@ class Jahresauswahlprobe #IMPLEMENTED_COLOR {
   +setAllowedCategories(allowedCategories: List<Category>): void
   +getAllowedGrapes(): List<Grape>
   +setAllowedGrapes(allowedGrapes: List<Grape>): void
-  +getParticipatingWines(): List<Wine>
-  +setParticipatingWines(participatingWines: List<Wine>): void
   +getName(): String
   +setName(name: String): void
   +getDescription(): String
@@ -183,18 +184,20 @@ class Jahresauswahlprobe #IMPLEMENTED_COLOR {
   +setDateAllowShowStart(dateAllowShowStart: Date): void
   +getDateAllowShowEnd(): Date
   +setDateAllowShowEnd(dateAllowShowEnd: Date): void
+  +getUid(): Int
+  +setUid(uid: Int): void
 }
 
 MasterRecord "1" --> "1" Participant
 MasterRecord "1" --> "*" Property
 Property "1" --> "*" Address
 Property <|-- Winery
-Category "1" --> "*" Wine
-Grape "1" --> "*" Wine
-Vinesite "1" --> "*" Wine
-Participant "1" --> "*" Wine
-WineProperty "1" --> "*" Wine
-Jahresauswahlprobe "*" --> "*" Wine
+Category "1" <-- "*" Wine
+Grape "1" <-- "*" Wine
+Vinesite "1" <-- "*" Wine
+Participant "1" <-- "*" Wine
+WineProperty "1" <-- "*" Wine
+Jahresauswahlprobe "*" <-- "*" Wine
 
 legend right
   <font color=white>Legend:</font>