diff --git a/mobile/app/build.gradle.kts b/mobile/app/build.gradle.kts
index d9da130..15727d0 100644
--- a/mobile/app/build.gradle.kts
+++ b/mobile/app/build.gradle.kts
@@ -19,12 +19,12 @@ android {
     }
     
     applicationVariants.all { variant ->
-        variant.outputs.each { output ->
-            def versionCode = variant.versionCode
-            def versionName = variant.versionName
-            output.outputFileName = "com.odweta.solon_${versionName}.apk"
+        variant.outputs.all { output ->
+            val versionName = variant.versionName
+            val fileName = "com.odweta.solon_$versionName.apk"
+            output.outputFileName = fileName
         }
-    }
+    }    
     
     buildTypes {
         release {