diff --git a/tests/main.cpp b/tests/main.cpp
index 91594d1..c6876e2 100644
--- a/tests/main.cpp
+++ b/tests/main.cpp
@@ -1,7 +1,7 @@
 #include "tests.h"
 
 i32 main(){
-    if(!setlocale(LC_ALL, "C.UTF8"))
+    if(setlocale(LC_CTYPE, "C.UTF-8")!=0)
         kprintf("\e[93msetlocale failed\n");
     kt_beginInit();
     kt_initKerepTypes();