diff --git a/Cargo.lock b/Cargo.lock
index 602495e..7aa3228 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -165,7 +165,7 @@ dependencies = [
 ]
 
 [[package]]
-name = "rustyfreecell"
+name = "rusty_freecell"
 version = "0.1.0"
 dependencies = [
  "circular-buffer",
diff --git a/Cargo.toml b/Cargo.toml
index 828592c..9bec093 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "rustyfreecell"
+name = "rusty_freecell"
 version = "0.1.0"
 edition = "2021"