diff --git a/src/util/CMakeLists.txt b/src/util/CMakeLists.txt
index 69d1dfab..88746473 100644
--- a/src/util/CMakeLists.txt
+++ b/src/util/CMakeLists.txt
@@ -16,6 +16,7 @@ set(MERCURY_UTIL_BUILD_INCLUDE_DEPENDENCIES
 # External dependencies
 #------------------------------------------------------------------------------
 include(CheckIncludeFiles)
+include(CheckSymbolExists)
 include(CheckTypeSize)
 
 # Threads
@@ -35,7 +36,7 @@ if(CMAKE_USE_PTHREADS_INIT)
   check_type_size(PTHREAD_MUTEX_ADAPTIVE_NP HG_UTIL_HAS_PTHREAD_MUTEX_ADAPTIVE_NP)
 
   # Detect pthread_condattr_setclock
-  CHECK_SYMBOL_EXISTS(pthread_condattr_setclock pthread.h HG_UTIL_HAS_PTHREAD_CONDATTR_SETCLOCK)
+  check_symbol_exists(pthread_condattr_setclock pthread.h HG_UTIL_HAS_PTHREAD_CONDATTR_SETCLOCK)
 endif()
 
 # Rt
@@ -57,7 +58,7 @@ mark_as_advanced(MERCURY_USE_MONOTONIC_CLOCK)
 check_include_files("time.h" HG_UTIL_HAS_TIME_H)
 if(HG_UTIL_HAS_TIME_H)
   # Detect clock_gettime
-  CHECK_SYMBOL_EXISTS(clock_gettime time.h HG_UTIL_HAS_CLOCK_GETTIME)
+  check_symbol_exists(clock_gettime time.h HG_UTIL_HAS_CLOCK_GETTIME)
 endif()
 
 # Detect <sys/time.h>