diff --git a/src/emucore/CartMVC.cxx b/src/emucore/CartMVC.cxx
index d26235bfb..019a8d745 100755
--- a/src/emucore/CartMVC.cxx
+++ b/src/emucore/CartMVC.cxx
@@ -1635,6 +1635,7 @@ CartridgeMVC::CartridgeMVC(string_view path, size_t size,
     myMovie{make_unique<MovieCart>()},
     myPath{path}
 {
+    createRomAccessArrays(size);
 }
 
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