diff --git a/php/ext/google/protobuf/config.w32 b/php/ext/google/protobuf/config.w32
index 825197c409bd..0223f9fd1e7c 100644
--- a/php/ext/google/protobuf/config.w32
+++ b/php/ext/google/protobuf/config.w32
@@ -1,14 +1,7 @@
 ARG_ENABLE("protobuf", "whether to enable Protobuf extension", "no");
 
 if (PHP_PROTOBUF != "no") {
-
-  var PHP_PROTOBUF_SRC_ARRAY = glob(configure_module_dirname + "/third_party/utf8_range/*.c");
-  var PHP_PROTOBUF_SOURCES=" ";
-  for (var i=0; i<PHP_PROTOBUF_SRC_ARRAY.length; ++i) {
-    var basename = FSO.GetFileName(PHP_PROTOBUF_SRC_ARRAY[i]);
-    PHP_PROTOBUF_SOURCES = PHP_PROTOBUF_SOURCES + " " + basename;
-  }
-  ADD_SOURCES(configure_module_dirname + "/third_party/utf8_range", PHP_PROTOBUF_SOURCES, "PROTOBUF");
+  ADD_SOURCES(configure_module_dirname + "/third_party/utf8_range", "utf8_range.c", "PROTOBUF");
   ADD_FLAG("CFLAGS_PROTOBUF", "/I" + configure_module_dirname + "/third_party/utf8_range");
   EXTENSION("protobuf", "arena.c array.c convert.c def.c map.c message.c names.c php-upb.c protobuf.c");
 }