diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 4430c59..3049ca4 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -19,6 +19,9 @@ model User {
     scientist          Scientist? @relation
     purchasedOrders    Order[]    @relation("UserOrders")
     requests           Request[]  @relation("UserRequests")
+    earthquakes        Earthquake[] @relation("UserEarthquakeCreator")
+    observatories      Observatory[] @relation("UserObservatoryCreator")
+    artefacts          Artefact[]    @relation("UserArtefactCreator")
 }
 
 model Request {
@@ -41,9 +44,6 @@ model Scientist {
     superior      Scientist?    @relation("SuperiorRelation", fields: [superiorId], references: [id], onDelete: NoAction, onUpdate: NoAction)
     superiorId    Int?
     subordinates  Scientist[]   @relation("SuperiorRelation")
-    earthquakes   Earthquake[]  @relation("ScientistEarthquakeCreator")
-    observatories Observatory[] @relation("ScientistObservatoryCreator")
-    artefacts     Artefact[]    @relation("ScientistArtefactCreator")
 }
 
 model Earthquake {
@@ -59,7 +59,7 @@ model Earthquake {
     location      String
     depth         String
     creatorId     Int?
-    creator       Scientist?    @relation("ScientistEarthquakeCreator", fields: [creatorId], references: [id])
+    creator       User?         @relation("UserEarthquakeCreator", fields: [creatorId], references: [id])
     artefacts     Artefact[]
     observatories Observatory[] @relation("EarthquakeObservatory")
 }
@@ -76,7 +76,7 @@ model Observatory {
     isFunctional        Boolean
     seismicSensorOnline Boolean      @default(true)
     creatorId           Int?
-    creator             Scientist?   @relation("ScientistObservatoryCreator", fields: [creatorId], references: [id], onDelete: NoAction, onUpdate: NoAction)
+    creator             User?        @relation("UserObservatoryCreator", fields: [creatorId], references: [id], onDelete: NoAction, onUpdate: NoAction)
     earthquakes         Earthquake[] @relation("EarthquakeObservatory")
 }
 
@@ -92,7 +92,7 @@ model Artefact {
     earthquakeId    Int
     earthquake      Earthquake @relation(fields: [earthquakeId], references: [id])
     creatorId       Int?
-    creator         Scientist? @relation("ScientistArtefactCreator", fields: [creatorId], references: [id], onDelete: NoAction, onUpdate: NoAction)
+    creator         User?      @relation("UserArtefactCreator", fields: [creatorId], references: [id], onDelete: NoAction, onUpdate: NoAction)
     isRequired      Boolean    @default(true)
     dateAddedToShop DateTime?
     shopPrice       Float?