diff --git a/texttests/config.gr b/texttests/config.gr
index 88329dad..1462cc1b 100755
--- a/texttests/config.gr
+++ b/texttests/config.gr
@@ -21,7 +21,7 @@ diff_program:meld
 #interpreter:ruby
 
 # Settings for the C# version
-executable:${TEXTTEST_HOME}/csharp/bin/Debug/csharp.exe
+#executable:${TEXTTEST_HOME}/csharp/bin/Debug/csharp.exe
 
 # Settings for the Perl version
 #executable:${TEXTTEST_HOME}/perl/texttest_fixture.pl