diff --git a/Package.swift b/Package.swift
index c6a2894c..1c5eb68e 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,5 +1,6 @@
 // swift-tools-version: 6.2
 
+import Foundation
 import PackageDescription
 import CompilerPluginSupport
 
@@ -93,7 +94,7 @@ let package = Package(
   ]
 )
 
-if Context.environment["SWIFTCI_USE_LOCAL_DEPS"] == nil {
+if ProcessInfo.processInfo.environment["SWIFTCI_USE_LOCAL_DEPS"] == nil {
   package.dependencies += [
     .package(url: "https://github.com/apple/swift-collections.git", from: "1.1.0")
   ]
diff --git a/Package@swift-5.8.swift b/Package@swift-5.8.swift
index 8161e475..40a43dba 100644
--- a/Package@swift-5.8.swift
+++ b/Package@swift-5.8.swift
@@ -1,5 +1,6 @@
 // swift-tools-version: 5.8
 
+import Foundation
 import PackageDescription
 import CompilerPluginSupport
 
@@ -87,7 +88,7 @@ let package = Package(
   ]
 )
 
-if Context.environment["SWIFTCI_USE_LOCAL_DEPS"] == nil {
+if ProcessInfo.processInfo.environment["SWIFTCI_USE_LOCAL_DEPS"] == nil {
   package.dependencies += [
     .package(url: "https://github.com/apple/swift-collections.git", from: "1.1.0")
   ]