diff --git a/src/video_display/decklink.cpp b/src/video_display/decklink.cpp
index e2ab8962d..4ea7397da 100644
--- a/src/video_display/decklink.cpp
+++ b/src/video_display/decklink.cpp
@@ -88,7 +88,7 @@
 
 enum {
         SCHED_RANGE              = 2,
-        DEFAULT_MIN_SCHED_FRAMES = 3,
+        DEFAULT_MIN_SCHED_FRAMES = 4,
         DEFAULT_MAX_SCHED_FRAMES = DEFAULT_MIN_SCHED_FRAMES + SCHED_RANGE,
         MAX_UNPROC_QUEUE_SIZE    = 10,
 };