diff --git a/src/Avalonia.Visuals/ApiCompatBaseline.txt b/src/Avalonia.Visuals/ApiCompatBaseline.txt
new file mode 100644
index 0000000000..00618448a2
--- /dev/null
+++ b/src/Avalonia.Visuals/ApiCompatBaseline.txt
@@ -0,0 +1,4 @@
+Compat issues with assembly Avalonia.Visuals:
+EnumValuesMustMatch : Enum value 'Avalonia.Media.FontStyle Avalonia.Media.FontStyle.Italic' is (System.Int32)1 in the implementation but (System.Int32)2 in the contract.
+EnumValuesMustMatch : Enum value 'Avalonia.Media.FontStyle Avalonia.Media.FontStyle.Oblique' is (System.Int32)2 in the implementation but (System.Int32)1 in the contract.
+Total Issues: 2