diff --git a/msvc/libdivecomputer.vcproj b/msvc/libdivecomputer.vcproj
index f97cf47..da5e7be 100644
--- a/msvc/libdivecomputer.vcproj
+++ b/msvc/libdivecomputer.vcproj
@@ -180,6 +180,10 @@
 				RelativePath="..\src\array.c"
 				>
 			</File>
+			<File
+				RelativePath="..\src\buffer.c"
+				>
+			</File>
 			<File
 				RelativePath="..\src\checksum.c"
 				>
@@ -342,6 +346,10 @@
 				RelativePath="..\src\array.h"
 				>
 			</File>
+			<File
+				RelativePath="..\src\buffer.h"
+				>
+			</File>
 			<File
 				RelativePath="..\src\checksum.h"
 				>