diff --git a/build.gradle b/build.gradle
index 17733cd6..2994dd9e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -53,11 +53,23 @@ android {
         }
     }
 
+    signingConfigs {
+        release {
+            storeFile file(System.getenv("key.store"))
+            storePassword System.getenv("key.store.password")
+            keyAlias System.getenv("key.alias")
+            keyPassword System.getenv("key.alias.password")
+        }
+    }
+
     buildTypes {
         debug {
             applicationIdSuffix ".debug"
             debuggable true
         }
+        release {
+            signingConfig signingConfigs.release
+        }
     }
 
     productFlavors {