diff --git a/Sources/XKit/DeveloperServices/Profiles/DeveloperServicesFetchProfileOperation.swift b/Sources/XKit/DeveloperServices/Profiles/DeveloperServicesFetchProfileOperation.swift
index c9ac8a3f..1ae0fb34 100644
--- a/Sources/XKit/DeveloperServices/Profiles/DeveloperServicesFetchProfileOperation.swift
+++ b/Sources/XKit/DeveloperServices/Profiles/DeveloperServicesFetchProfileOperation.swift
@@ -57,8 +57,25 @@ public struct DeveloperServicesFetchProfileOperation: DeveloperServicesOperation
         case 1:
             _ = try await context.developerAPIClient.profilesDeleteInstance(path: .init(id: profiles[0].id)).noContent
         default:
-            // if the user has >1 profile, it's probably okay to add another one (acceptable for non-free accounts?)
-            break
+            // Several profiles (one made by Xcode or another tool next to ours): keep theirs, but
+            // the one xtool made earlier must go, or creating it again fails on its name
+            // (409 "Multiple profiles found with the name 'XTL profile …'").
+            // Only this bundle ID's profiles of that name are deleted; one already gone (another
+            // install of the same bundle ID deleting it first) is fine.
+            let ownName = "XTL profile \(bundleID.id)"
+            let bundleProfileIDs = Set(profiles.map(\.id))
+            let own = try await context.developerAPIClient
+                .profilesGetCollection(query: .init(filter_lbrack_name_rbrack_: [ownName]))
+                .ok.body.json.data
+                .filter { $0.attributes?.name == ownName && bundleProfileIDs.contains($0.id) }
+            for profile in own {
+                switch try await context.developerAPIClient.profilesDeleteInstance(path: .init(id: profile.id)) {
+                case .noContent, .notFound:
+                    break
+                case let other:
+                    _ = try other.noContent
+                }
+            }
         }
 
         // Match locally rather than with filter[serialNumber]: the API lists serials with a