diff --git a/androidApp/build.gradle.kts b/androidApp/build.gradle.kts
index d7c2b27..66f9c3f 100644
--- a/androidApp/build.gradle.kts
+++ b/androidApp/build.gradle.kts
@@ -22,7 +22,7 @@ fun signingProperty(name: String): String? =
         ?: localProperties.getProperty(name)
 
 val derakkumaKeystoreFile = rootProject.file("derakkuma.keystore")
-val derakkumaKeystorePassword = signingProperty("KEYSTORE_PASSWORD")
+val derakkumaKeystorePassword = env.fetch("KEYSTORE_PASSWORD") ?: signingProperty("KEYSTORE_PASSWORD")
 val derakkumaKeyAlias = signingProperty("KEY_ALIAS") ?: "derakkuma"
 val derakkumaKeyPassword = signingProperty("KEY_PASSWORD") ?: derakkumaKeystorePassword
 val requestedReleaseBuild =
diff --git a/build.gradle.kts b/build.gradle.kts
index 1d987cc..81161f1 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -5,4 +5,5 @@ plugins {
     alias(libs.plugins.compose.compiler) apply false
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.android.multiplatform.library) apply false
+    id("co.uzzu.dotenv.gradle") version "4.0.0"
 }