diff --git a/CHANGELOG.md b/CHANGELOG.md
index 42229e3f..e8a90d49 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Change Log
 
+## 1.3.1
+* Changed primary color
+
 ## 1.3.0
 * Support tap to focus
 * Save chose zoom level permanently
diff --git a/app/build.gradle b/app/build.gradle
index ed45989b..3e3a95e1 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -14,8 +14,8 @@ android {
 		minSdkVersion 9
 		targetSdkVersion sdk_version
 
-		versionCode 6
-		versionName '1.3.0'
+		versionCode 7
+		versionName '1.3.1'
 
 		renderscriptTargetApi 24
 		renderscriptSupportModeEnabled true