diff --git a/inc/decls.h b/inc/decls.h
index c013a81..1de7cc6 100644
--- a/inc/decls.h
+++ b/inc/decls.h
@@ -13,6 +13,7 @@
 #include <stdint.h>
 #include <stdarg.h>
 #include <stddef.h>
+#include <limits.h>
 
 #include "intrinsics.h"
 #include "util.h"
diff --git a/src/util.c b/src/util.c
index 7c06fdc..1c6477d 100644
--- a/src/util.c
+++ b/src/util.c
@@ -57,7 +57,7 @@ size_t strnlen(const char *s, size_t maxlen)
 
 int strcmp(const char *s1, const char *s2)
 {
-    return strncmp(s1, s2, ~0);
+    return strncmp(s1, s2, INT_MAX);
 }
 
 int strncmp(const char *s1, const char *s2, size_t n)