diff --git a/cmake/SgFlags.cmake b/cmake/SgFlags.cmake
index f173201..a4cca25 100644
--- a/cmake/SgFlags.cmake
+++ b/cmake/SgFlags.cmake
@@ -19,7 +19,7 @@
 #
 # Cross-platform library which helps to develop web servers or frameworks.
 #
-# Copyright (C) 2016-2019 Silvio Clecio <silvioprog@gmail.com>
+# Copyright (C) 2016-2024 Silvio Clecio <silvioprog@gmail.com>
 #
 # Sagui library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
@@ -49,7 +49,7 @@ if(MINGW)
   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -static")
 endif()
 
-if(BUILD_TESTING)
+if(BUILD_TESTING AND NOT APPLE)
   set(CMAKE_EXE_LINKER_FLAGS
       "${CMAKE_EXE_LINKER_FLAGS} -Wl,--allow-multiple-definition")
 endif()
diff --git a/test/test_str.c b/test/test_str.c
index a9a7bec..0158eb9 100644
--- a/test/test_str.c
+++ b/test/test_str.c
@@ -7,7 +7,7 @@
  *
  * Cross-platform library which helps to develop web servers or frameworks.
  *
- * Copyright (C) 2016-2020 Silvio Clecio <silvioprog@gmail.com>
+ * Copyright (C) 2016-2024 Silvio Clecio <silvioprog@gmail.com>
  *
  * Sagui library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -44,9 +44,9 @@ static void test_str_printf_va(struct sg_str *str, const char *fmt,
                                va_list ap) {
   ASSERT(sg_str_printf_va(NULL, fmt, ap) == EINVAL);
   ASSERT(sg_str_printf_va(str, NULL, ap) == EINVAL);
-#ifndef __arm__
+#if !(defined(__arm__) || defined(__arm64__))
   ASSERT(sg_str_printf_va(str, fmt, NULL) == EINVAL);
-#endif /* __arm__ */
+#endif /* !(__arm__ || __arm64__) */
 
   sg_str_clear(str);
   sg_str_printf_va(str, fmt, ap);
diff --git a/test/test_utils.c b/test/test_utils.c
index fbeb34e..d028b9a 100644
--- a/test/test_utils.c
+++ b/test/test_utils.c
@@ -7,7 +7,7 @@
  *
  * Cross-platform library which helps to develop web servers or frameworks.
  *
- * Copyright (C) 2016-2020 Silvio Clecio <silvioprog@gmail.com>
+ * Copyright (C) 2016-2024 Silvio Clecio <silvioprog@gmail.com>
  *
  * Sagui library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -477,7 +477,9 @@ static void test_tmpdir(void) {
   ASSERT(strcmp(tmp, path) == 0);
 #elif defined(__ANDROID__) /* _WIN32 */
   ASSERT(strcmp(tmp, "/data/local/tmp") == 0);
-#else /* __ANDROID__ */
+#elif defined(__APPLE__) /* __ANDROID__*/
+  ASSERT(strncmp(tmp, getenv("TMPDIR"), strlen(tmp)) == 0);
+#else /* __APPLE__ */
   ASSERT(strcmp(tmp, "/tmp") == 0);
 #endif /* _WIN32 */
   sg_free(tmp);