diff --git a/gradle.properties b/gradle.properties
index 01f63774..86c54433 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-VERSION_NAME=1.20.0
+VERSION_NAME=1.21.0
 GROUP=io.github.takahirom.roborazzi
 # Project-wide Gradle settings.