diff --git a/low_level_platform/impl/include/lf_platform_util.h b/low_level_platform/impl/include/lf_platform_util.h
index f56ed10f8..0874f4cdf 100644
--- a/low_level_platform/impl/include/lf_platform_util.h
+++ b/low_level_platform/impl/include/lf_platform_util.h
@@ -1,5 +1,5 @@
-#ifndef PLATFORM_INTERNAL_H
-#define PLATFORM_INTERNAL_H
+#ifndef LF_PLATFORM_UTIL_H
+#define LF_PLATFORM_UTIL_H
 /**
  * @brief Maps a priority into a destination priority range.
  */
diff --git a/test/Tests.cmake b/test/Tests.cmake
index 4130b7c09..2ec3a90ba 100644
--- a/test/Tests.cmake
+++ b/test/Tests.cmake
@@ -62,7 +62,7 @@ if (NOT DEFINED LF_SINGLE_THREADED)
       ${RTI_DIR}/rti_remote.c
       ${CoreLibPath}/tracepoint.c
       ${LF_PLATFORM_FILE}
-      ${LF_ROOT}/low_level_platform/impl/src/platform_internal.c
+      ${LF_ROOT}/low_level_platform/impl/src/lf_platform_util.c
       ${LF_ROOT}/low_level_platform/impl/src/lf_atomic_gcc_clang.c
       ${LF_ROOT}/low_level_platform/impl/src/lf_unix_clock_support.c
       ${CoreLibPath}/utils/util.c