diff --git a/app/app.keystore b/app/app.keystore
new file mode 100644
index 0000000..b5181d0
Binary files /dev/null and b/app/app.keystore differ
diff --git a/app/build.gradle b/app/build.gradle
index ec2d4dd..825a191 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -11,8 +11,17 @@ android {
         versionCode 1
         versionName "1.0"
     }
+    signingConfigs {
+        release {
+            storeFile file("app.keystore")
+            storePassword "capstone"
+            keyAlias "capstone"
+            keyPassword "capstone"
+        }
+    }
     buildTypes {
         release {
+            signingConfig signingConfigs.release
             minifyEnabled false
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }