diff --git a/src/cassette.cpp b/src/cassette.cpp
index 5a1691f..fad32f6 100644
--- a/src/cassette.cpp
+++ b/src/cassette.cpp
@@ -65,7 +65,7 @@ static int askSave() {
         nullptr,
         "You have unsaved changes to your tape image.\nDo you want to SAVE them?",
         "Save changes",
-        wxYES_NO|wxCANCEL|wxCANCEL_DEFAULT};
+        (long)(wxYES_NO|wxCANCEL|wxCANCEL_DEFAULT)};
 
     return dlg->ShowModal();
 }
diff --git a/src/emulator.cpp b/src/emulator.cpp
index 75b19a7..3c10053 100644
--- a/src/emulator.cpp
+++ b/src/emulator.cpp
@@ -488,7 +488,7 @@ static int askSave() {
         nullptr,
         "You have unsaved changes to your floppy disk images.\nDo you want to SAVE them?",
         "Save changes",
-        wxYES_NO|wxCANCEL|wxCANCEL_DEFAULT};
+        (long)(wxYES_NO|wxCANCEL|wxCANCEL_DEFAULT)};
 
     return dlg->ShowModal();
 }