diff --git a/cppcheck.sln b/cppcheck.sln
index e5b13d0dbb9..b5c8ad9a6f5 100644
--- a/cppcheck.sln
+++ b/cppcheck.sln
@@ -4,8 +4,6 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "cppcheck", "cli\cppcheck.vc
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "test", "test\test.vcproj", "{BA98E531-D8B3-39CB-8171-064854404B81}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "gui", "gui\gui.vcproj", "{90DD0565-D4DF-3B1A-A053-7947FB35F90D}"
-EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
@@ -20,10 +18,6 @@ Global
 		{BA98E531-D8B3-39CB-8171-064854404B81}.Debug|Win32.Build.0 = Debug|Win32
 		{BA98E531-D8B3-39CB-8171-064854404B81}.Release|Win32.ActiveCfg = Release|Win32
 		{BA98E531-D8B3-39CB-8171-064854404B81}.Release|Win32.Build.0 = Release|Win32
-		{90DD0565-D4DF-3B1A-A053-7947FB35F90D}.Debug|Win32.ActiveCfg = Debug|Win32
-		{90DD0565-D4DF-3B1A-A053-7947FB35F90D}.Debug|Win32.Build.0 = Debug|Win32
-		{90DD0565-D4DF-3B1A-A053-7947FB35F90D}.Release|Win32.ActiveCfg = Release|Win32
-		{90DD0565-D4DF-3B1A-A053-7947FB35F90D}.Release|Win32.Build.0 = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE