diff --git a/Package.swift b/Package.swift
index 5c11b49f93..491b0f8e6e 100644
--- a/Package.swift
+++ b/Package.swift
@@ -136,13 +136,11 @@ let package = Package(
                 "Configuration",
                 "Jenkinsfile.releasability",
                 "LICENSE",
-                "Package.resolved",
                 "Package.swift",
                 "README.md",
                 "Realm.podspec",
                 "Realm.xcodeproj",
                 "Realm/ObjectServerTests",
-                "Realm/RLMPlatform.h",
                 "Realm/RLMPlatform.h.in",
                 "Realm/Realm-Info.plist",
                 "Realm/Swift/RLMSupport.swift",
@@ -151,10 +149,8 @@ let package = Package(
                 "RealmSwift",
                 "RealmSwift.podspec",
                 "SUPPORT.md",
-                "build",
                 "build.sh",
                 "contrib",
-                "core",
                 "dependencies.list",
                 "docs",
                 "examples",