diff --git a/src/d/d_s_play.cpp b/src/d/d_s_play.cpp
index 64811ef8e2..0e1b0e4693 100644
--- a/src/d/d_s_play.cpp
+++ b/src/d/d_s_play.cpp
@@ -1426,7 +1426,7 @@ static int phase_4(dScnPly_c* i_this) {
     dComIfGd_setViewport(NULL);
     dComIfGd_setView(NULL);
 
-    JKRExpHeap* heap = fopMsgM_createExpHeap(HEAP_SIZE(0xBB800, 0xF0000), NULL);
+    JKRExpHeap* heap = fopMsgM_createExpHeap(HEAP_SIZE(0xBB800, 0x177000), NULL);
 #if TARGET_PC
     heap->setName("Scene2DHeap");
 #endif