diff --git a/src/util.c b/src/util.c
index 4b1aaaba7..295f32642 100644
--- a/src/util.c
+++ b/src/util.c
@@ -256,7 +256,7 @@ uint32_t sdigits10(int64_t v) {
     if (v < 0) {
         /* Abs value of LLONG_MIN requires special handling. */
         uint64_t uv = (v != LLONG_MIN) ?
-                      -v : ((uint64_t) LLONG_MAX)+1;
+                      (uint64_t)-v : ((uint64_t) LLONG_MAX)+1;
         return digits10(uv)+1; /* +1 for the minus. */
     } else {
         return digits10(v);
diff --git a/src/util.h b/src/util.h
index 544b9b8bd..c27f7017b 100644
--- a/src/util.h
+++ b/src/util.h
@@ -30,6 +30,7 @@
 #ifndef __REDIS_UTIL_H
 #define __REDIS_UTIL_H
 
+#include <stdint.h>
 #include "sds.h"
 
 int stringmatchlen(const char *p, int plen, const char *s, int slen, int nocase);