diff --git a/CMakeLists.txt b/CMakeLists.txt
index 973495f..03d1da6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.16)
 project(tanabata
-        VERSION 0.1.3
+        VERSION 1.0.0
         HOMEPAGE_URL https://github.com/H1K0/tanabata
         LANGUAGES C)
 
diff --git a/cli/cli.c b/cli/cli.c
index 5cce0a6..24b8e4e 100644
--- a/cli/cli.c
+++ b/cli/cli.c
@@ -433,7 +433,7 @@ int main(int argc, char **argv) {
                 }
                 return 0;
             case 'V':
-                printf("0.1.3-dev\n");
+                printf("1.0.0\n");
                 return 0;
             case 'I':
                 abspath = realpath(optarg, abspath);