diff --git a/mastodon/build.gradle b/mastodon/build.gradle
index aa41c3894..ae58d09d8 100644
--- a/mastodon/build.gradle
+++ b/mastodon/build.gradle
@@ -60,7 +60,7 @@ android {
 			} else {
 				Properties properties = new Properties()
 				properties.load(project.rootProject.file('local.properties').newDataInputStream())
-				versionNameSuffix '-nightly+@' + properties.getProperty('SIGNING_KEY_PASSWORD')
+				versionNameSuffix '-nightly+@' + properties.getProperty('CURRENT_DATE')
 			}
 			applicationIdSuffix '.nightly'
 			signingConfig signingConfigs.nightly