diff --git a/sys/sys/_types.h b/sys/sys/_types.h
index fe345b43d5e..6b70b8dc6e3 100644
--- a/sys/sys/_types.h
+++ b/sys/sys/_types.h
@@ -183,7 +183,7 @@ typedef struct {
 	    __attribute__((__aligned__(__alignof__(long long))));
 #ifndef _STANDALONE
 	long double __max_align2
-	    __attribute__((__aligned__(__alignof__(long long))));
+	    __attribute__((__aligned__(__alignof__(long double))));
 #endif
 } __max_align_t;