diff --git a/template_feed/Microsoft.DotNet.Common.ItemTemplates/content/EditorConfig/Dotnet/.editorconfig b/template_feed/Microsoft.DotNet.Common.ItemTemplates/content/EditorConfig/Dotnet/.editorconfig
index bb88786e7b54..af3d70051e21 100644
--- a/template_feed/Microsoft.DotNet.Common.ItemTemplates/content/EditorConfig/Dotnet/.editorconfig
+++ b/template_feed/Microsoft.DotNet.Common.ItemTemplates/content/EditorConfig/Dotnet/.editorconfig
@@ -9,7 +9,7 @@ indent_style = space
 indent_size = 2
 
 # Xml project files
-[*.{csproj,fsproj,vbproj,proj}]
+[*.{csproj,fsproj,vbproj,proj,slnx}]
 indent_size = 2
 
 # Xml config files
diff --git a/test/dotnet-new.IntegrationTests/Approvals/AllCommonItemsCreate.-o#EditorConfig-file#-n#item.verified/EditorConfig-file/.editorconfig b/test/dotnet-new.IntegrationTests/Approvals/AllCommonItemsCreate.-o#EditorConfig-file#-n#item.verified/EditorConfig-file/.editorconfig
index 37f826f66406..fa2cc7622c20 100644
--- a/test/dotnet-new.IntegrationTests/Approvals/AllCommonItemsCreate.-o#EditorConfig-file#-n#item.verified/EditorConfig-file/.editorconfig
+++ b/test/dotnet-new.IntegrationTests/Approvals/AllCommonItemsCreate.-o#EditorConfig-file#-n#item.verified/EditorConfig-file/.editorconfig
@@ -9,7 +9,7 @@ indent_style = space
 indent_size = 2
 
 # Xml project files
-[*.{csproj,fsproj,vbproj,proj}]
+[*.{csproj,fsproj,vbproj,proj,slnx}]
 indent_size = 2
 
 # Xml config files