diff --git a/Cargo.lock b/Cargo.lock
index d6a4dbd..001da62 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1485,7 +1485,7 @@ dependencies = [
 
 [[package]]
 name = "tiny-solver"
-version = "0.3.0"
+version = "0.3.1"
 dependencies = [
  "faer",
  "faer-ext",
diff --git a/Cargo.toml b/Cargo.toml
index b4ef67a..8aa804d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tiny-solver"
-version = "0.3.0"
+version = "0.3.1"
 edition = "2021"
 authors = ["Powei Lin <poweilin1994@gmail.com>"]
 readme = "README.md"