diff -r 3d16ad54b3dc -r 0a658e53177c src/main/java/de/uapcore/lightpit/entities/Issue.java
--- a/src/main/java/de/uapcore/lightpit/entities/Issue.java	Sat May 30 18:12:38 2020 +0200
+++ b/src/main/java/de/uapcore/lightpit/entities/Issue.java	Mon Jun 01 14:46:58 2020 +0200
@@ -38,7 +38,7 @@
 public final class Issue {
 
     private int id;
-    private final Project project;
+    private Project project;
 
     private IssueStatus status;
     private IssueCategory category;
@@ -55,9 +55,8 @@
     private Timestamp updated = Timestamp.from(Instant.now());
     private Date eta;
 
-    public Issue(int id, Project project) {
+    public Issue(int id) {
         this.id = id;
-        this.project = project;
     }
 
     public int getId() {
@@ -72,6 +71,10 @@
         this.id = id;
     }
 
+    public void setProject(Project project) {
+        this.project = project;
+    }
+
     public Project getProject() {
         return project;
     }