diff --git a/pon2.nimble b/pon2.nimble
index 30cd84d..92dc8b6 100644
--- a/pon2.nimble
+++ b/pon2.nimble
@@ -1,6 +1,6 @@
 # Package
 
-version = "0.23.12"
+version = "0.23.13"
 author = "Keisuke Izumiya"
 description = "Application for Puyo Puyo and Nazo Puyo"
 license = "Apache-2.0"
diff --git a/src/pon2.nim b/src/pon2.nim
index 82176a5..bba31d1 100644
--- a/src/pon2.nim
+++ b/src/pon2.nim
@@ -49,7 +49,7 @@ when isMainModule:
     import ./pon2/private/main/[native]
 
     let args = getCommandLineArguments()
-    if args["-V"] or args["--version"]:
+    if args["--version"]:
       echo &"Pon! Tsu Version {Pon2Version}"
     elif args["solve"] or args["s"]:
       args.runSolver