diff --git a/samples/net/sockets/big_http_download/src/big_http_download.c b/samples/net/sockets/big_http_download/src/big_http_download.c
index 89d259eb578..2effa272df3 100644
--- a/samples/net/sockets/big_http_download/src/big_http_download.c
+++ b/samples/net/sockets/big_http_download/src/big_http_download.c
@@ -244,7 +244,7 @@ void main(void)
 	unsigned int total_bytes = 0U;
 	int resolve_attempts = 10;
 	bool is_tls = false;
-	int num_iterations = CONFIG_SAMPLE_BIG_HTTP_DL_NUM_ITER;
+	unsigned int num_iterations = CONFIG_SAMPLE_BIG_HTTP_DL_NUM_ITER;
 
 #if defined(CONFIG_NET_SOCKETS_SOCKOPT_TLS)
 	tls_credential_add(CA_CERTIFICATE_TAG, TLS_CREDENTIAL_CA_CERTIFICATE,