diff --git a/Package.swift b/Package.swift
index 4f0fc49..9f859a6 100644
--- a/Package.swift
+++ b/Package.swift
@@ -90,3 +90,14 @@ if ProcessInfo.processInfo.environment["SWIFTCI_USE_LOCAL_DEPS"] == nil {
         .package(path: "../swift-asn1"),
     ]
 }
+
+// ---    STANDARD CROSS-REPO SETTINGS DO NOT EDIT   --- //
+for target in package.targets {
+    if target.type != .plugin {
+        var settings = target.swiftSettings ?? []
+        // https://github.com/swiftlang/swift-evolution/blob/main/proposals/0444-member-import-visibility.md
+        settings.append(.enableUpcomingFeature("MemberImportVisibility"))
+        target.swiftSettings = settings
+    }
+}
+// --- END: STANDARD CROSS-REPO SETTINGS DO NOT EDIT --- //
diff --git a/Tests/X509Tests/ExtendedKeyUsageTests.swift b/Tests/X509Tests/ExtendedKeyUsageTests.swift
index 6ac9f35..9ecb6c5 100644
--- a/Tests/X509Tests/ExtendedKeyUsageTests.swift
+++ b/Tests/X509Tests/ExtendedKeyUsageTests.swift
@@ -13,6 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 import XCTest
+import SwiftASN1
 import X509
 
 final class ExtendedKeyUsageTests: XCTestCase {
diff --git a/Tests/X509Tests/ExtensionBuilderTests.swift b/Tests/X509Tests/ExtensionBuilderTests.swift
index cd65a50..2fcb799 100644
--- a/Tests/X509Tests/ExtensionBuilderTests.swift
+++ b/Tests/X509Tests/ExtensionBuilderTests.swift
@@ -13,6 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 import XCTest
+import SwiftASN1
 import X509
 
 final class ExtensionBuilderTests: XCTestCase {