diff --git a/test/read-only-values.cpp b/test/read-only-values.cpp
index 0adeb7c..225c5f4 100644
--- a/test/read-only-values.cpp
+++ b/test/read-only-values.cpp
@@ -16,8 +16,13 @@ static const json read_only_schema = R"({
 
 int main() {
 	json_validator validator(read_only_schema);
-	validator.validate(R"({
-		"debug": true
-	})");
-	return 0;
+	try {
+		validator.validate(R"({
+			"debug": true
+		})");
+	} catch (const std::exception&e ) {
+		return EXIT_SUCCESS;
+	}
+	
+	return EXIT_FAILURE;
 }
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