diff --git a/src/protocol/tests/mod.rs b/src/protocol/tests/mod.rs
index e10f3657e438837822df5f51d791f793ebdf1a96..6883830de0057e8b6ee9947e5bf0abcf1fe8f04c 100644
--- a/src/protocol/tests/mod.rs
+++ b/src/protocol/tests/mod.rs
@@ -16,6 +16,7 @@ mod parser_monomorphs;
 mod parser_imports;
 mod eval_operators;
 mod eval_calls;
+mod eval_casting;
 mod eval_silly;
 
 pub(crate) use utils::{Tester}; // the testing harness