diff --git a/Cargo.lock b/Cargo.lock
index a7fe7f5..1967a7e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -47,7 +47,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "evalexpr"
-version = "5.0.5-alpha.3"
+version = "5.0.5-alpha.4"
 dependencies = [
  "rand 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_pcg 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/Cargo.toml b/Cargo.toml
index 3f13693..724409d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "evalexpr"
-version = "5.0.5-alpha.3"
+version = "5.0.5-alpha.4"
 description = "A powerful arithmetic and boolean expression evaluator"
 keywords = ["expression", "evaluate", "evaluator", "arithmetic", "boolean"]
 categories = ["parsing", "game-engines"]