1 files changed, 3 insertions, 1 deletions
diff --git a/DuetPkg/CpuIoDxe/CpuIo.inf b/DuetPkg/CpuIoDxe/CpuIo.inf
index 9450ae1b0c..b803169049 100644
--- a/DuetPkg/CpuIoDxe/CpuIo.inf
+++ b/DuetPkg/CpuIoDxe/CpuIo.inf
@@ -55,4 +55,6 @@
 
 [Protocols]
   gEfiCpuIoProtocolGuid
-  
-\ No newline at end of file
+  
+[Depex]
+  TRUE
+\ No newline at end of file