diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 730ecff..2068e99 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -14,7 +14,9 @@ dependencies {
     implementation(project(":feature:signup"))
     implementation(project(":feature:login"))
     implementation(project(":core:designsystem"))
+    implementation(project(":core:data")) // For di
 
     implementation(libs.androidx.activity.compose)
     implementation(libs.androidx.navigation.runtime.ktx)
+    implementation(libs.timber)
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/yapp/app/official/YappOfficialApplication.kt b/app/src/main/java/com/yapp/app/official/YappOfficialApplication.kt
index 2aa8125..30a786e 100644
--- a/app/src/main/java/com/yapp/app/official/YappOfficialApplication.kt
+++ b/app/src/main/java/com/yapp/app/official/YappOfficialApplication.kt
@@ -2,7 +2,16 @@ package com.yapp.app.official
 
 import android.app.Application
 import dagger.hilt.android.HiltAndroidApp
+import timber.log.Timber
 
 
 @HiltAndroidApp
-class YappOfficialApplication : Application()
\ No newline at end of file
+class YappOfficialApplication : Application() {
+    override fun onCreate() {
+        super.onCreate()
+
+        if (BuildConfig.DEBUG) {
+            Timber.plant(Timber.DebugTree())
+        }
+    }
+}
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 20e2a01..d3a4885 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -20,4 +20,5 @@ kotlin.code.style=official
 # Enables namespacing of each library's R class so that its R class includes only the
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
-android.nonTransitiveRClass=true
\ No newline at end of file
+android.nonTransitiveRClass=true
+android.defaults.buildfeatures.buildconfig=true