diff --git a/Sources/SwiftBuildSupport/PackagePIFBuilder+Helpers.swift b/Sources/SwiftBuildSupport/PackagePIFBuilder+Helpers.swift
index 90cc33e8832..cc8b010f2ee 100644
--- a/Sources/SwiftBuildSupport/PackagePIFBuilder+Helpers.swift
+++ b/Sources/SwiftBuildSupport/PackagePIFBuilder+Helpers.swift
@@ -968,6 +968,7 @@ extension ProjectModel.BuildSettings.Platform {
         case .windows: .windows
         case .wasi: .wasi
         case .openbsd: .openbsd
+        case .freebsd: .freebsd
         default: preconditionFailure("Unexpected platform: \(platform.name)")
         }
     }