diff --git a/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java b/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java
index 2935c74..a4f2b94 100644
--- a/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java
+++ b/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/models/CharityRegistry.java
@@ -13,11 +13,11 @@ public List<Charity> getAllCharities() {
     return Collections.unmodifiableList(charities);
   }
 
-  public Optional<Charity> findCharityById(UUID charityId) {
-    if (charityId == null) {
+  public Optional<Charity> findCharityByOrgnumber(String org_number) {
+    if (org_number == null) {
       throw new IllegalArgumentException("CharityId can not be null.");
     }
-    return charities.stream().filter(charity -> charityId.equals(charity.getId())).findFirst();
+    return charities.stream().filter(charity -> org_number.equals(charity.getOrg_number())).findFirst();
   }
 
   public void addCharity(Charity charity) {