diff --git a/src/protocol/tests/parser_validation.rs b/src/protocol/tests/parser_validation.rs
index 3b8dfcb0602f276740252c11130e9a4e659f525a..a3fc6900e3388a8fff3c4f2dc2fa6d2c91b93097 100644
--- a/src/protocol/tests/parser_validation.rs
+++ b/src/protocol/tests/parser_validation.rs
@@ -347,7 +347,7 @@ fn test_incorrect_union_instance() {
         "
     ).error(|e| { e
         .assert_occurs_at(0, "Foo::A")
-        .assert_msg_has(0, "failed to fully resolve")
+        .assert_msg_has(0, "failed to resolve")
         .assert_occurs_at(1, "false")
         .assert_msg_has(1, "has been resolved to 's32'")
         .assert_msg_has(1, "has been resolved to 'bool'");