diff --git a/src/switch_stun.c b/src/switch_stun.c
index 34e10f818a..e72f246db4 100644
--- a/src/switch_stun.c
+++ b/src/switch_stun.c
@@ -99,7 +99,7 @@ SWITCH_DECLARE(void) switch_stun_random_string(char *buf, uint16_t len, char *se
 
 	max = (int)strlen(set) - 1;
 
-	srand(apr_time_now());
+	srand((unsigned int)apr_time_now());
 
 	for(x = 0; x < len; x++) {
 		int j = 1+(int)(max*1.0*rand()/(RAND_MAX+1.0));