diff --git a/.gitattributes b/.gitattributes
index 8b940895..938ab37b 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -12,3 +12,6 @@
 
 # paket.exe will always create this file with CRLF line ending
 src/.paket/Paket.Restore.targets text eol=crlf
+
+# These files are binaries
+src/GitTfsTest/Fixtures/vtccds/* binary