diff --git a/android/app/build.gradle b/android/app/build.gradle
index 1e7ca7ba6f..9a9b91e0e8 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -32,12 +32,23 @@ android {
         }
     }
 
+    signingConfigs {
+        debug {
+            storeFile file('debug.keystore')
+            storePassword 'android'
+            keyAlias 'androiddebugkey'
+            keyPassword 'android'
+        }
+    }
+
     buildTypes {
         debug {
             buildConfigField "boolean", "GOOGLE_SERVICES_ENABLED", "${googleServicesEnabled}"
             buildConfigField "boolean", "LIBRE_BUILD", "${rootProject.ext.libreBuild}"
         }
         release {
+            // Uncomment the following line for singing a test release build.
+            //signingConfig signingConfigs.debug
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules-release.pro'
             buildConfigField "boolean", "GOOGLE_SERVICES_ENABLED", "${googleServicesEnabled}"
diff --git a/android/app/debug.keystore b/android/app/debug.keystore
new file mode 100644
index 0000000000..364e105ed3
Binary files /dev/null and b/android/app/debug.keystore differ