diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index f982505..fd08d2f 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,5 +1,3 @@
-import com.android.build.gradle.internal.dsl.SigningConfig
-
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
@@ -14,11 +12,17 @@ android {
     compileSdk = 33
 
     signingConfigs {
+        getByName("debug") {
+            storeFile = file("../debug.keystore")
+            storePassword = "123456"
+            keyAlias = "debug"
+            keyPassword = "123456"
+        }
         create("pixelized") {
-            storeFile = file(project.properties["PIXELIZED_RELEASE_STORE_FILE"] as String)
-            storePassword = project.properties["PIXELIZED_RELEASE_STORE_PASSWORD"] as String
-            keyAlias = project.properties["PIXELIZED_RELEASE_KEY_ALIAS"] as String
-            keyPassword = project.properties["PIXELIZED_RELEASE_KEY_PASSWORD"] as String
+            storeFile = (project.properties["PIXELIZED_RELEASE_STORE_FILE"] as? String)?.let { file(it) }
+            storePassword = project.properties["PIXELIZED_RELEASE_STORE_PASSWORD"] as? String
+            keyAlias = project.properties["PIXELIZED_RELEASE_KEY_ALIAS"] as? String
+            keyPassword = project.properties["PIXELIZED_RELEASE_KEY_PASSWORD"] as? String
         }
     }
 
@@ -36,19 +40,19 @@ android {
     }
 
     buildTypes {
-        release {
-            isDebuggable = false
-            isMinifyEnabled = true
-            signingConfig = signingConfigs.pixelized
-            proguardFiles(
-                getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
-            )
-        }
         debug {
             applicationIdSuffix = ".dev"
             isDebuggable = true
             isMinifyEnabled = false
-            signingConfig = signingConfigs.pixelized
+            signingConfig = signingConfigs.getByName("debug")
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
+            )
+        }
+        release {
+            isDebuggable = false
+            isMinifyEnabled = true
+            signingConfig = signingConfigs.getByName("pixelized")
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
             )
@@ -126,13 +130,12 @@ dependencies {
     kapt("com.github.bumptech.glide:compiler:4.14.2") // this have to be align with landscapist-glide
 }
 
-private val NamedDomainObjectContainer<SigningConfig>.pixelized get() = this.getByName("pixelized")
-
-val gitBuildNumber: Int get() {
-    val stdout = org.apache.commons.io.output.ByteArrayOutputStream()
-    rootProject.exec {
-        commandLine("git", "rev-list", "--count", "HEAD")
-        standardOutput = stdout
-    }
-    return stdout.toString().trim().toInt()
-}
\ No newline at end of file
+val gitBuildNumber: Int
+    get() {
+        val stdout = org.apache.commons.io.output.ByteArrayOutputStream()
+        rootProject.exec {
+            commandLine("git", "rev-list", "--count", "HEAD")
+            standardOutput = stdout
+        }
+        return stdout.toString().trim().toInt()
+    }
\ No newline at end of file
diff --git a/app/google-services.json b/app/google-services.json
index 585f264..df0d6b0 100644
--- a/app/google-services.json
+++ b/app/google-services.json
@@ -55,7 +55,7 @@
           "client_type": 1,
           "android_info": {
             "package_name": "com.pixelized.rplexicon.dev",
-            "certificate_hash": "39ee1766d2225263052d4a4e82182d1c3e886f35"
+            "certificate_hash": "b5bd860f1f89de118613c3e94b3f6c8cbd6d876a"
           }
         },
         {
diff --git a/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/AuthenticationScreen.kt b/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/AuthenticationScreen.kt
index 7051c88..df167fa 100644
--- a/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/AuthenticationScreen.kt
+++ b/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/AuthenticationScreen.kt
@@ -387,7 +387,7 @@ private fun AuthenticationScreenContentPreview() {
                 modifier = Modifier
                     .fillMaxSize()
                     .padding(all = 16.dp),
-                version = VersionViewModel.Version(R.string.app_name, "0.0.0", "0"),
+                version = VersionViewModel.Version(R.string.app_name, "0.0.0", "0", true),
                 onGoogleSignIn = { },
             )
         }
diff --git a/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/VersionViewModel.kt b/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/VersionViewModel.kt
index 92705d3..091f014 100644
--- a/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/VersionViewModel.kt
+++ b/app/src/main/java/com/pixelized/rplexicon/ui/screens/authentication/VersionViewModel.kt
@@ -16,7 +16,8 @@ class VersionViewModel @Inject constructor() : ViewModel() {
     val version = Version(
         appName = R.string.app_name,
         version = BuildConfig.VERSION_NAME,
-        code = BuildConfig.VERSION_CODE.toString()
+        code = BuildConfig.VERSION_CODE.toString(),
+        debug = BuildConfig.DEBUG,
     )
 
     @Stable
@@ -24,11 +25,12 @@ class VersionViewModel @Inject constructor() : ViewModel() {
         @StringRes val appName: Int,
         val version: String,
         val code: String,
+        val debug: Boolean,
     ) {
         @Composable
         @Stable
         fun toText(): String {
-            return "${stringResource(id = appName)} ${version}.${code}"
+            return "${stringResource(id = appName)}${if (debug) "-dev" else ""} ${version}.${code}"
         }
     }
 }
\ No newline at end of file
diff --git a/debug.keystore b/debug.keystore
new file mode 100644
index 0000000..03cdaab
Binary files /dev/null and b/debug.keystore differ