diff --git a/examples/cluster.c b/examples/cluster.c
index 434f297..52e9b7c 100644
--- a/examples/cluster.c
+++ b/examples/cluster.c
@@ -124,13 +124,9 @@ int main(int argc, char **argv) {
     FD_SET(fd2, &rfds);
 
     while (1) {
-        struct timeval now;
-
         int pending,
             nfds = fd2 + 1;
 
-        (void)gettimeofday(&now, NULL);
-
         while ((pending = XPending(display)) != 0) {
             XEvent e;
 
@@ -170,8 +166,12 @@ int main(int argc, char **argv) {
                 case 0x288:
                 case 0x320:
                 case 0x5a0: {
+                    struct timeval now;
+
                     cluster_update(&frame);
 
+                    (void)gettimeofday(&now, NULL);
+
                     if (now.tv_sec  - last.tv_sec
                      || now.tv_usec - last.tv_usec > 16666) {
                         hexagram_window_refresh_bg(window);