diff --git a/boards.txt b/boards.txt
index 47be5041dd5231b8af81fc40b95540cf8f9ebbf2..aa9a6c002233a89992cafcda1ab6e60bd54dfc83 100644
--- a/boards.txt
+++ b/boards.txt
@@ -18922,7 +18922,7 @@ unphone9.build.partitions=default_8MB
 unphone9.build.defines=-DBOARD_HAS_PSRAM -DUNPHONE_SPIN=9
 unphone9.build.loop_core=-DARDUINO_RUNNING_CORE=1
 unphone9.build.event_core=-DARDUINO_EVENT_RUNNING_CORE=1
-unphone9.build.flash_type=qspi
+unphone9.build.flash_type=qio
 unphone9.build.psram_type=qspi
 unphone9.build.memory_type={build.flash_type}_{build.psram_type}