diff --git a/payloads/libpayload/include/strings.h b/payloads/libpayload/include/strings.h
index e83d6c1587..f8873b2357 100644
--- a/payloads/libpayload/include/strings.h
+++ b/payloads/libpayload/include/strings.h
@@ -29,8 +29,6 @@
 #ifndef _STRINGS_H
 #define _STRINGS_H
 
-#include <libpayload.h>
-
-static inline int ffs(int i) { return __ffs(i) + 1; }
+#define ffs(x) __builtin_ffs(x)
 
 #endif