diff --git a/src/video/vid_ics2494.c b/src/video/vid_ics2494.c
index 8bb4b0cb8..99a877a75 100644
--- a/src/video/vid_ics2494.c
+++ b/src/video/vid_ics2494.c
@@ -53,8 +53,8 @@ ics2494_getclock(int clock, void *p)
 {
     ics2494_t *ics2494 = (ics2494_t *) p;
 
-    if (clock > 16)
-        clock = 16;
+    if (clock > 15)
+        clock = 15;
 
     return ics2494->freq[clock];
 }