diff --git a/internal/project/repository/eventsourcing/eventstore.go b/internal/project/repository/eventsourcing/eventstore.go
index 11257c399..b5b5abbf8 100644
--- a/internal/project/repository/eventsourcing/eventstore.go
+++ b/internal/project/repository/eventsourcing/eventstore.go
@@ -343,11 +343,8 @@ func (es *ProjectEventstore) PrepareRemoveProjectRole(ctx context.Context, role
 func (es *ProjectEventstore) RemoveRoleFromGrants(existing *model.Project, roleKey string) []*model.ProjectGrant {
 	grants := make([]*model.ProjectGrant, 0)
 	for _, grant := range existing.Grants {
-		for i, role := range grant.RoleKeys {
-			if role == roleKey {
-				grant.RoleKeys[i] = grant.RoleKeys[len(grant.RoleKeys)-1]
-				grant.RoleKeys[len(grant.RoleKeys)-1] = ""
-				grant.RoleKeys = grant.RoleKeys[:len(grant.RoleKeys)-1]
+		for _, role := range grant.RoleKeys {
+			if role != roleKey {
 				grants = append(grants, grant)
 			}
 		}