diff --git a/app/build.gradle b/app/build.gradle
index 83b4f31..4f04e90 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -12,8 +12,8 @@ android {
     defaultConfig {
 
         def versionMajor = 1
-        def versionMinor = 2
-        def versionPatch = 1
+        def versionMinor = 3
+        def versionPatch = 0
 
         applicationId "com.github.odaridavid.designpatterns"
         minSdkVersion 21