diff --git a/winbuild/Doxygen.vcproj b/winbuild/Doxygen.vcproj
index 2b8f3138dd7..3b6ba8e8706 100644
--- a/winbuild/Doxygen.vcproj
+++ b/winbuild/Doxygen.vcproj
@@ -714,6 +714,10 @@
 				RelativePath="..\src\htmldocvisitor.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\src\htmlentity.cpp"
+				>
+			</File>
 			<File
 				RelativePath="..\src\htmlgen.cpp"
 				>
@@ -2470,6 +2474,10 @@
 				RelativePath="..\src\htmldocvisitor.h"
 				>
 			</File>
+			<File
+				RelativePath="..\src\htmlentity.h"
+				>
+			</File>
 			<File
 				RelativePath="..\src\htmlgen.h"
 				>