1 files changed, 2 insertions, 3 deletions

diff --git a/uisimulator/common/stubs.c b/uisimulator/common/stubs.c
index 18f60ce6b3..922b9e8da0 100644
--- a/uisimulator/common/stubs.c
+++ b/uisimulator/common/stubs.c
@@ -153,10 +153,9 @@ int fat_startsector(void)
     return 63;
 }
 
-bool fat_ismounted(int volume)
+int ata_spinup_time(void)
 {
-    (void)volume;
-    return true;
+    return 100;
 }
 
 int storage_spinup_time(void)