diff --git a/doc/ci/testing/code_coverage/_index.md b/doc/ci/testing/code_coverage/_index.md
index ed51934cb42d2d9f8e94e83ea9f7dd828abe8d3d..2d0b39c3e4d20adc3795e440f5194e459af408d7 100644
--- a/doc/ci/testing/code_coverage/_index.md
+++ b/doc/ci/testing/code_coverage/_index.md
@@ -121,7 +121,7 @@ Test the regex patterns carefully. Tool output formats can change over time, and
 | Tool      | Language   | Command | Regex pattern |
 |-----------|------------|---------|---------------|
 | OpenCover | .NET       | None    | `/(Visited Points).*\((.*)\)/` |
-| dotnet test ([MSBuild](https://github.com/coverlet-coverage/coverlet/blob/master/Documentation/MSBuildIntegration.md)) | .NET | `dotnet test` | `/Total\s*\|*\s(\d+(?:\.\d+)?)/` |
+| dotnet test ([MSBuild](https://github.com/coverlet-coverage/coverlet/blob/master/Documentation/MSBuildIntegration.md)) | .NET | `dotnet test` | `/Total\s*\\|*\s(\d+(?:\.\d+)?)/` |
 | Pester    | PowerShell | None    | `/Covered (\d+\.\d+%)/` |
 
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