diff --git a/tests/test_gui_vc15.sln b/tests/test_gui_vc15.sln
index f8a5874577..b294ecc14c 100644
--- a/tests/test_gui_vc15.sln
+++ b/tests/test_gui_vc15.sln
@@ -8,6 +8,7 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "test_gui", "test_gui.vcxpro
 		{3E6DCA27-5FA3-53EC-BBD6-2D42294B7AE6} = {3E6DCA27-5FA3-53EC-BBD6-2D42294B7AE6}
 		{A8E8442A-078A-5FC5-B495-8D71BA77EE6E} = {A8E8442A-078A-5FC5-B495-8D71BA77EE6E}
 		{7FB0902D-8579-5DCE-B883-DAF66A885005} = {7FB0902D-8579-5DCE-B883-DAF66A885005}
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8} = {A16D3832-0F42-57CE-8F48-50E06649ADE8}
 		{09F2F96A-1CC6-5E43-AF1D-956EC2A4888D} = {09F2F96A-1CC6-5E43-AF1D-956EC2A4888D}
 		{3FCC50C2-81E9-5DB2-B8D8-2129427568B1} = {3FCC50C2-81E9-5DB2-B8D8-2129427568B1}
 		{6744DAD8-9C70-574A-BFF2-9F8DDDB24A75} = {6744DAD8-9C70-574A-BFF2-9F8DDDB24A75}
@@ -34,6 +35,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "xrc", "..\build\msw\wx_xrc.
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "webview", "..\build\msw\wx_webview.vcxproj", "{A8E8442A-078A-5FC5-B495-8D71BA77EE6E}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "aui", "..\build\msw\wx_aui.vcxproj", "{A16D3832-0F42-57CE-8F48-50E06649ADE8}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug Static|Win32 = Debug Static|Win32
@@ -302,8 +305,43 @@ Global
 		{A8E8442A-078A-5FC5-B495-8D71BA77EE6E}.Release|Win32.Build.0 = Release|Win32
 		{A8E8442A-078A-5FC5-B495-8D71BA77EE6E}.Release|x64.ActiveCfg = Release|x64
 		{A8E8442A-078A-5FC5-B495-8D71BA77EE6E}.Release|x64.Build.0 = Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Static|Win32.ActiveCfg = Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Static|Win32.Build.0 = Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Static|x64.ActiveCfg = Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Static|x64.Build.0 = Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Unicode|Win32.ActiveCfg = Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Unicode|Win32.Build.0 = Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Unicode|x64.ActiveCfg = Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug Unicode|x64.Build.0 = Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug|Win32.ActiveCfg = Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug|Win32.Build.0 = Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug|x64.ActiveCfg = Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Debug|x64.Build.0 = Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Debug|Win32.ActiveCfg = DLL Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Debug|Win32.Build.0 = DLL Debug|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Debug|x64.ActiveCfg = DLL Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Debug|x64.Build.0 = DLL Debug|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Release|Win32.ActiveCfg = DLL Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Release|Win32.Build.0 = DLL Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Release|x64.ActiveCfg = DLL Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.DLL Release|x64.Build.0 = DLL Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Static|Win32.ActiveCfg = Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Static|Win32.Build.0 = Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Static|x64.ActiveCfg = Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Static|x64.Build.0 = Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Unicode|Win32.ActiveCfg = Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Unicode|Win32.Build.0 = Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Unicode|x64.ActiveCfg = Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release Unicode|x64.Build.0 = Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release|Win32.ActiveCfg = Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release|Win32.Build.0 = Release|Win32
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release|x64.ActiveCfg = Release|x64
+		{A16D3832-0F42-57CE-8F48-50E06649ADE8}.Release|x64.Build.0 = Release|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {69C787B9-5194-4D53-A6B2-8496DB9414FA}
+	EndGlobalSection
 EndGlobal