diff --git a/src/server.c b/src/server.c
index a37fd137a..f9154794b 100644
--- a/src/server.c
+++ b/src/server.c
@@ -4137,7 +4137,7 @@ sds genRedisInfoString(const char *section) {
             "lru_clock:%u\r\n"
             "executable:%s\r\n"
             "config_file:%s\r\n"
-            "io_threads_active:%d\r\n",
+            "io_threads_active:%i\r\n",
             REDIS_VERSION,
             redisGitSHA1(),
             strtol(redisGitDirty(),NULL,10) > 0,