diff --git a/crates/lib/Cargo.toml b/crates/lib/Cargo.toml
index c27e8b48d..389ecb884 100644
--- a/crates/lib/Cargo.toml
+++ b/crates/lib/Cargo.toml
@@ -18,7 +18,7 @@ libquil = ["dep:libquil-sys"]
 
 [dependencies]
 cached = "0.44.0"
-enum-as-inner = "0.5.1"
+enum-as-inner = "0.5.1, ||, ^0"
 futures = "0.3.24"
 indexmap = "1.9.1"
 lazy_static = "1.4.0"