diff --git a/core/build.gradle b/core/build.gradle
index 23f4ab0d..75adaf1d 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -1,4 +1,4 @@
-version 'indev'
+version '2.1'
 
 apply plugin: 'maven'
 apply plugin: 'java'
diff --git a/hocon/build.gradle b/hocon/build.gradle
index b56c4b69..1a6d6028 100644
--- a/hocon/build.gradle
+++ b/hocon/build.gradle
@@ -1,4 +1,4 @@
-version 'indev'
+version '2.1'
 
 apply plugin: 'maven'
 apply plugin: 'java'
diff --git a/json/build.gradle b/json/build.gradle
index 2997db59..a625d660 100644
--- a/json/build.gradle
+++ b/json/build.gradle
@@ -1,4 +1,4 @@
-version 'indev'
+version '2.1'
 
 apply plugin: 'maven'
 apply plugin: 'java'
diff --git a/toml/build.gradle b/toml/build.gradle
index 2997db59..a625d660 100644
--- a/toml/build.gradle
+++ b/toml/build.gradle
@@ -1,4 +1,4 @@
-version 'indev'
+version '2.1'
 
 apply plugin: 'maven'
 apply plugin: 'java'
diff --git a/yaml/build.gradle b/yaml/build.gradle
index 32c2d26c..16bcf1c7 100644
--- a/yaml/build.gradle
+++ b/yaml/build.gradle
@@ -1,4 +1,4 @@
-version 'indev'
+version '2.1'
 
 apply plugin: 'maven'
 apply plugin: 'java'