diff --git a/epserde/Cargo.toml b/epserde/Cargo.toml
index 661aa8a..ad322c3 100644
--- a/epserde/Cargo.toml
+++ b/epserde/Cargo.toml
@@ -13,7 +13,7 @@ keywords = ["serialization", "zero-copy", "mmap"]
 mmap-rs = { version="0.6.0", optional=true }
 bitflags = {version="2.4.2", default-features=false }
 xxhash-rust = {version="0.8.8", default-features=false, features=["xxh3"] }
-epserde-derive = { version = "=0.3.0", optional = true }
+epserde-derive = { version = "=0.3.1", optional = true }
 anyhow = "1.0.79"
 sealed = "0.5.0"
 maligned = "0.2.1"