diff --git a/engines/sci/engine/kgraphics32.cpp b/engines/sci/engine/kgraphics32.cpp
index 03cbd66984f1..f6b0074ad30c 100644
--- a/engines/sci/engine/kgraphics32.cpp
+++ b/engines/sci/engine/kgraphics32.cpp
@@ -127,6 +127,8 @@ reg_t kGetHighPlanePri(EngineState *s, int argc, reg_t *argv) {
 reg_t kFrameOut(EngineState *s, int argc, reg_t *argv) {
 	bool showBits = argc > 0 ? argv[0].toUint16() : true;
 	g_sci->_gfxFrameout->kernelFrameout(showBits);
+	s->speedThrottler(16);
+	s->_throttleTrigger = true;
 	return NULL_REG;
 }