diff --git a/EmbeddedPkg/Library/FdtLib/FdtLib.inf b/EmbeddedPkg/Library/FdtLib/FdtLib.inf
index f5cd7591e2..354c1709c9 100644
--- a/EmbeddedPkg/Library/FdtLib/FdtLib.inf
+++ b/EmbeddedPkg/Library/FdtLib/FdtLib.inf
@@ -20,6 +20,7 @@
 #
 
 [Sources]
+  libfdt_internal.h
   fdt_empty_tree.c
   fdt_overlay.c
   fdt_ro.c
diff --git a/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf b/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
index 83a0edcb8d..3c749ca229 100644
--- a/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
+++ b/EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
@@ -27,6 +27,7 @@
 #
 
 [Sources.common]
+  PrePi.h
   FwVol.c
   PrePiLib.c