diff --git a/win_build/boinc.sln b/win_build/boinc.sln
index 6a8df709be..e0988c3a5c 100644
--- a/win_build/boinc.sln
+++ b/win_build/boinc.sln
@@ -651,7 +651,6 @@ Global
 		{F243B93C-73CB-44E7-9BDC-847BB95C27CA}.Release|x64.Build.0 = Release|x64
 		{D9AF7F68-B881-45B1-A41C-B10E61D764EF}.Debug|Win32.ActiveCfg = Debug|Win32
 		{D9AF7F68-B881-45B1-A41C-B10E61D764EF}.Debug|x64.ActiveCfg = Debug|x64
-		{D9AF7F68-B881-45B1-A41C-B10E61D764EF}.Debug|x64.Build.0 = Debug|x64
 		{D9AF7F68-B881-45B1-A41C-B10E61D764EF}.EmuDebug|Win32.ActiveCfg = Debug|Win32
 		{D9AF7F68-B881-45B1-A41C-B10E61D764EF}.EmuDebug|Win32.Build.0 = Debug|Win32
 		{D9AF7F68-B881-45B1-A41C-B10E61D764EF}.EmuDebug|x64.ActiveCfg = Debug|x64