diff --git a/positional/Cargo.toml b/positional/Cargo.toml
index 60ce22b..4cc3476 100644
--- a/positional/Cargo.toml
+++ b/positional/Cargo.toml
@@ -22,7 +22,7 @@ name = "enum"
 [dependencies]
 itertools = "0.10.3"
 pad = "0.1.6"
-positional_derive = {version = "=0.4.1", path = "../positional_derive"}
+positional_derive = {version = "=0.4.1.rc-0", path = "../positional_derive"}
 proc-macro2 = "1.0.39"
 quote = "1.0"
 thiserror = "1.0.31"