diff --git a/support/schemas/testdata.cue b/support/schemas/testdata.cue
new file mode 100644
index 00000000..0d1ab35e
--- /dev/null
+++ b/support/schemas/testdata.cue
@@ -0,0 +1,15 @@
+package problemformat
+
+
+#filename: =~ "^[a-zA-Z0-9][a-zA-Z0-9_.-]*[a-zA-Z0-9]$"
+#path: =~ "[a-zA-Z0-9_.-/]*"
+
+#testdata_settings: {
+	input_validator_flags?: *"" | string | { [string]: string }
+	output_validator_flags?: *"" |string
+	grading?: {
+		score?: >0
+		max_score?: >0
+		aggregation?: "sum" | "min"
+		}
+}