diff --git a/exercises/show-dont-tell/mise.toml b/exercises/show-dont-tell/mise.toml
new file mode 100644
index 0000000..df386ef
--- /dev/null
+++ b/exercises/show-dont-tell/mise.toml
@@ -0,0 +1,2 @@
+[tools]
+dotnet = "10"