diff --git a/libglacier.c b/libglacier.c
index 7ad09bd..affc3eb 100644
--- a/libglacier.c
+++ b/libglacier.c
@@ -115,7 +115,7 @@ void
 successlog(char MSG[])
 {
 	const wchar_t w_check = 0x2713;
-	setlocale(LC_TYPE, "");
+	setlocale(LC_CTYPE, "");
 
 	if (MSG == NULL) {
 		return;