diff --git a/MessagePack.sln b/MessagePack.sln
index 3b7ecde9..3b17fe3a 100644
--- a/MessagePack.sln
+++ b/MessagePack.sln
@@ -279,7 +279,6 @@ Global
 		{17831017-C29C-4A48-B159-849BCE5079FB} = {86309CF6-0054-4CE3-BFD3-CA0AA7DB17BC}
 		{814F94D6-1413-4ACB-B1B5-A3488CAA1E6B} = {BF4C4202-5015-4FBD-80E6-D0F36A06F700}
 		{2A32A538-BA26-4D89-85D0-E4249AFA0837} = {BF4C4202-5015-4FBD-80E6-D0F36A06F700}
-		{10AD85DD-929D-49B8-BD43-45242C2644B7} = {86309CF6-0054-4CE3-BFD3-CA0AA7DB17BC}
 		{79C2B2CB-872A-4BA9-82DC-60F6DD77F940} = {19FE674A-AC94-4E7E-B24C-2285D1D04CDE}
 		{85763F30-7733-44AB-89AB-D1B64F6E0D93} = {86309CF6-0054-4CE3-BFD3-CA0AA7DB17BC}
 		{4142EA80-FEF4-44A5-8553-1AE84BEBAFED} = {51A614B0-E583-4DD2-AC7D-6A65634582E0}