diff --git a/tools/hciattach.c b/tools/hciattach.c
index b13db1b..e772b6f 100644
--- a/tools/hciattach.c
+++ b/tools/hciattach.c
@@ -326,7 +326,8 @@
 static void bcsp_tshy_sig_alarm(int sig)
 {
 	unsigned char bcsp_sync_pkt[10] = {0xc0,0x00,0x41,0x00,0xbe,0xda,0xdc,0xed,0xed,0xc0};
-	int len, retries = 0;
+	int len;
+	static int retries = 0;
 
 	if (retries < bcsp_max_retries) {
 		retries++;
@@ -343,7 +344,8 @@
 static void bcsp_tconf_sig_alarm(int sig)
 {
 	unsigned char bcsp_conf_pkt[10] = {0xc0,0x00,0x41,0x00,0xbe,0xad,0xef,0xac,0xed,0xc0};
-	int len, retries = 0;
+	int len;
+	static int retries = 0;
 
 	if (retries < bcsp_max_retries){
 		retries++;