diff --git a/libziparchive/zip_archive_test.cc b/libziparchive/zip_archive_test.cc
index 12752ef0a..753bd4427 100644
--- a/libziparchive/zip_archive_test.cc
+++ b/libziparchive/zip_archive_test.cc
@@ -727,7 +727,7 @@ TEST(ziparchive, ErrorCodeString) {
 // Manual changes :
 // [2] = 0xff  // Corrupt the LFH signature of entry 0.
 // [3] = 0xff  // Corrupt the LFH signature of entry 0.
-static const uint8_t kZipFileWithBrokenLfhSignature[] = {
+static const std::vector<uint8_t> kZipFileWithBrokenLfhSignature{
     //[lfh-sig-----------], [lfh contents---------------------------------
     0x50, 0x4b, 0xff, 0xff, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x80,
     //--------------------------------------------------------------------
@@ -758,16 +758,12 @@ static const uint8_t kZipFileWithBrokenLfhSignature[] = {
     0x00, 0x00, 0x43, 0x00, 0x00, 0x00, 0x00, 0x00};
 
 TEST(ziparchive, BrokenLfhSignature) {
-  char kTempFilePattern[] = "zip_archive_input_XXXXXX";
-  int fd = make_temporary_file(kTempFilePattern);
-  ASSERT_NE(-1, fd);
-
-  ASSERT_EQ(static_cast<int32_t>(sizeof(kZipFileWithBrokenLfhSignature)),
-      TEMP_FAILURE_RETRY(write(fd, kZipFileWithBrokenLfhSignature,
-                               sizeof(kZipFileWithBrokenLfhSignature))));
+  TemporaryFile tmp_file;
+  ASSERT_NE(-1, tmp_file.fd);
+  ASSERT_TRUE(android::base::WriteFully(tmp_file.fd, &kZipFileWithBrokenLfhSignature[0],
+                                        kZipFileWithBrokenLfhSignature.size()));
   ZipArchiveHandle handle;
-  ASSERT_EQ(-1, OpenArchiveFd(fd, "LeadingNonZipBytes", &handle));
-  close(fd);
+  ASSERT_EQ(-1, OpenArchiveFd(tmp_file.fd, "LeadingNonZipBytes", &handle));
 }
 
 int main(int argc, char** argv) {