diff --git a/test/Project.toml b/test/Project.toml
index 50401a9..904ad42 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -2,3 +2,6 @@
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 SHA = "ea8e919c-243c-51af-8825-aaa63cd721ce"
 Trixi = "a7f1ee26-1774-49b1-8366-f1abc58fbfcb"
+
+[compat]
+Trixi = "0.1"