diff --git a/src/Stale.Cli/BannedSymbols.txt b/src/Stale.Cli/BannedSymbols.txt
new file mode 100644
index 0000000..671385c
--- /dev/null
+++ b/src/Stale.Cli/BannedSymbols.txt
@@ -0,0 +1,22 @@
+M:Vezel.Cathode.IO.TerminalWriter.WriteAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.IO.TerminalWriter.WriteLineAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.IO.TerminalWriter.WriteLine`1(``0)
+M:Vezel.Cathode.IO.TerminalWriter.Write`1(``0)
+M:Vezel.Cathode.Terminal.ErrorAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.Terminal.ErrorLineAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.Terminal.ErrorLine`1(``0)
+M:Vezel.Cathode.Terminal.Error`1(``0)
+M:Vezel.Cathode.Terminal.OutAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.Terminal.OutLineAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.Terminal.OutLine`1(``0)
+M:Vezel.Cathode.Terminal.Out`1(``0)
+M:Vezel.Cathode.Text.Control.ControlBuilder.PrintLine`1(``0)
+M:Vezel.Cathode.Text.Control.ControlBuilder.Print`1(``0)
+M:Vezel.Cathode.VirtualTerminal.ErrorAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.VirtualTerminal.ErrorLineAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.VirtualTerminal.ErrorLine`1(``0)
+M:Vezel.Cathode.VirtualTerminal.Error`1(``0)
+M:Vezel.Cathode.VirtualTerminal.OutAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.VirtualTerminal.OutLineAsync`1(``0,System.Threading.CancellationToken)
+M:Vezel.Cathode.VirtualTerminal.OutLine`1(``0)
+M:Vezel.Cathode.VirtualTerminal.Out`1(``0)