diff --git a/programs/fuzz/fuzz_client.c b/programs/fuzz/fuzz_client.c
index 607a8d2..ca7a8ab 100644
--- a/programs/fuzz/fuzz_client.c
+++ b/programs/fuzz/fuzz_client.c
@@ -5,12 +5,11 @@
 #include "common.h"
 #include <string.h>
 #include <stdlib.h>
-#include <stdbool.h>
 #include <stdint.h>
 
 
 #ifdef MBEDTLS_SSL_CLI_C
-static bool initialized = 0;
+static int initialized = 0;
 #if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_PEM_PARSE_C)
 static mbedtls_x509_crt cacert;
 #endif