diff --git a/tests/sys_random_test.cpp b/tests/sys_random_test.cpp
index e0cbf78..4425dba 100644
--- a/tests/sys_random_test.cpp
+++ b/tests/sys_random_test.cpp
@@ -34,6 +34,8 @@
 #include <errno.h>
 #include <gtest/gtest.h>
 
+#include "utils.h"
+
 TEST(sys_random, getentropy) {
 #if defined(HAVE_SYS_RANDOM)
   char buf1[64];
@@ -53,7 +55,7 @@
 #if defined(HAVE_SYS_RANDOM)
   errno = 0;
   ASSERT_EQ(-1, getentropy(nullptr, 1));
-  ASSERT_EQ(EFAULT, errno);
+  ASSERT_ERRNO(EFAULT);
 #else
   GTEST_SKIP() << "<sys/random.h> not available";
 #endif
@@ -67,7 +69,7 @@
 
   errno = 0;
   ASSERT_EQ(-1, getentropy(buf, sizeof(buf)));
-  ASSERT_EQ(EIO, errno);
+  ASSERT_ERRNO(EIO);
 #else
   GTEST_SKIP() << "<sys/random.h> not available";
 #endif
@@ -92,7 +94,7 @@
 #if defined(HAVE_SYS_RANDOM)
   errno = 0;
   ASSERT_EQ(-1, getrandom(nullptr, 256, 0));
-  ASSERT_EQ(EFAULT, errno);
+  ASSERT_ERRNO(EFAULT);
 #else
   GTEST_SKIP() << "<sys/random.h> not available";
 #endif
@@ -104,7 +106,7 @@
   errno = 0;
   char buf[64];
   ASSERT_EQ(-1, getrandom(buf, sizeof(buf), ~0));
-  ASSERT_EQ(EINVAL, errno);
+  ASSERT_ERRNO(EINVAL);
 #else
   GTEST_SKIP() << "<sys/random.h> not available";
 #endif