diff --git a/Cargo.lock b/Cargo.lock
index 3104a78..88448cf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -950,7 +950,7 @@ checksum = "c307a32c1c5c437f38c7fd45d753050587732ba8628319fbdf12a7e289ccc590"
 
 [[package]]
 name = "slide-puzzle-generator"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "clap",
  "image",
diff --git a/Cargo.toml b/Cargo.toml
index 506d371..b48c7d5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "slide-puzzle-generator"
-version = "0.1.1"
+version = "0.1.2"
 edition = "2018"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/README.md b/README.md
index ebef8f5..2e2fc68 100644
--- a/README.md
+++ b/README.md
@@ -12,12 +12,12 @@
 
 ```
 $ spg --help
-Shuffle Puzzle Generator 1.0
-Shuntaro Nishizawa <me@shun.technology>
+spg 0.1.2
+
 Generate shuffle puzzle problem
 
 USAGE:
-    slide-puzzle-generator [OPTIONS] <source_name> <problem_name>
+    spg [OPTIONS] <source_name> <problem_name>
 
 FLAGS:
     -h, --help       Prints help information