diff --git a/CMakeLists.txt b/CMakeLists.txt
index 57dee4b56..e17dbf0a0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -317,7 +317,7 @@ if(NOT CMAKE_SYSTEM_NAME STREQUAL "Generic")
 	check_function_exists(uselocale HAVE_USELOCALE)
 	check_function_exists(setlocale HAVE_SETLOCALE)
 else()
-	if(DEFINED 3DS)
+	if(DEFINED 3DS OR DEFINED WII)
 		check_function_exists(snprintf_l HAVE_SNPRINTF_L)
 		check_function_exists(strtof_l HAVE_STRTOF_L)
 		check_function_exists(newlocale HAVE_NEWLOCALE)