diff --git a/.gitignore b/.gitignore
index 61f9421..a5dbaab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -63,3 +63,5 @@ fastlane/readme.md
 # NDK
 .externalNativeBuild
 .cxx
+
+release/*
diff --git a/gradle.properties b/gradle.properties
index f900dbe..23a523e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -20,6 +20,10 @@ android.enableJetifier=true
 # Kotlin code style for this project: "official" or "obsolete":
 kotlin.code.style=official
 
+GROUP=jp.co.cyberagent.android
+POM_ARTIFACT_ID=tab-animation
+VERSION_NAME=1.0.0
+
 POM_NAME=android-tab-animation
 POM_DESCRIPTION=Easily create TabLayout.Tab animations that sync with the scrolling progress of ViewPager.
 POM_INCEPTION_YEAR=2021