diff --git a/test/platform/swift/test_host/BUILD b/test/platform/swift/test_host/BUILD
index 7c83d11..c38f063 100644
--- a/test/platform/swift/test_host/BUILD
+++ b/test/platform/swift/test_host/BUILD
@@ -23,6 +23,6 @@ ios_application(
 
 swift_library(
     name = "ios_main",
-    srcs = glob(["Sources/*.swift"]),
+    srcs = glob(["sources/*.swift"]),
     tags = ["manual"],
 )