diff --git a/rust/flatbuffers/Cargo.toml b/rust/flatbuffers/Cargo.toml
index f5914e991..d3f86ae12 100644
--- a/rust/flatbuffers/Cargo.toml
+++ b/rust/flatbuffers/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "flatbuffers"
-version = "0.1.0"
+version = "0.4.0"
 authors = ["Robert Winslow <hello@rwinslow.com>", "FlatBuffers Maintainers"]
 
 [dependencies]