diff --git a/tests/common/component_test_util.h b/tests/common/component_test_util.h
deleted file mode 100644
index 3fee32d..0000000
--- a/tests/common/component_test_util.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agree to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef _COMPONENT_TEST_UTIL_H
-#define _COMPONENT_TEST_UTIL_H
-
-#include <string>
-
-#include <android-base/properties.h>
-#include <fs_mgr.h>
-
-// Check if the /misc entry exists in the fstab.
-static bool parse_misc() {
-  std::unique_ptr<fstab, decltype(&fs_mgr_free_fstab)> fstab(fs_mgr_read_fstab_default(),
-                                                             fs_mgr_free_fstab);
-  if (!fstab) {
-    GTEST_LOG_(INFO) << "Failed to read default fstab";
-    return false;
-  }
-
-  fstab_rec* record = fs_mgr_get_entry_for_mount_point(fstab.get(), "/misc");
-  if (record == nullptr) {
-    GTEST_LOG_(INFO) << "Failed to find /misc in fstab.";
-    return false;
-  }
-  return true;
-}
-
-#endif //_COMPONENT_TEST_UTIL_H
-
diff --git a/tests/component/bootloader_message_test.cpp b/tests/component/bootloader_message_test.cpp
index 0357acc..b38bc71 100644
--- a/tests/component/bootloader_message_test.cpp
+++ b/tests/component/bootloader_message_test.cpp
@@ -21,14 +21,13 @@
 #include <bootloader_message/bootloader_message.h>
 #include <gtest/gtest.h>
 
-#include "common/component_test_util.h"
-
 class BootloaderMessageTest : public ::testing::Test {
  protected:
   BootloaderMessageTest() : has_misc(true) {}
 
   virtual void SetUp() override {
-    has_misc = parse_misc();
+    std::string err;
+    has_misc = !get_bootloader_message_blk_device(&err).empty();
   }
 
   virtual void TearDown() override {
diff --git a/tests/component/uncrypt_test.cpp b/tests/component/uncrypt_test.cpp
index 5e057e1..3925236 100644
--- a/tests/component/uncrypt_test.cpp
+++ b/tests/component/uncrypt_test.cpp
@@ -30,8 +30,6 @@
 #include <bootloader_message/bootloader_message.h>
 #include <gtest/gtest.h>
 
-#include "common/component_test_util.h"
-
 using namespace std::string_literals;
 
 static const std::string UNCRYPT_SOCKET = "/dev/socket/uncrypt";
@@ -65,7 +63,8 @@
 
     ASSERT_TRUE(success) << "uncrypt service is not available.";
 
-    has_misc = parse_misc();
+    std::string err;
+    has_misc = !get_bootloader_message_blk_device(&err).empty();
   }
 
   void SetupOrClearBcb(bool isSetup, const std::string& message,