diff --git a/PCbuild/pythoncore.vcproj b/PCbuild/pythoncore.vcproj
index 849e746d4dc..0761f625cf8 100644
--- a/PCbuild/pythoncore.vcproj
+++ b/PCbuild/pythoncore.vcproj
@@ -734,10 +734,6 @@
 				RelativePath="..\Include\floatobject.h"
 				>
 			</File>
-			<File
-				RelativePath="..\Include\formatter_unicode.h"
-				>
-			</File>
 			<File
 				RelativePath="..\Include\frameobject.h"
 				>