diff --git a/ultrasonic/build.gradle b/ultrasonic/build.gradle
index 361616e1..3d72f36b 100644
--- a/ultrasonic/build.gradle
+++ b/ultrasonic/build.gradle
@@ -14,7 +14,7 @@ android {
 
         minSdkVersion versions.minSdk
         targetSdkVersion versions.targetSdk
-        resConfigs 'cs', 'de', 'en', 'es', 'fr', 'gl', 'hu', 'it', 'ja', 'nb-rNO', 'nl', 'pl', 'pt', 'pt-rBR', 'ru', 'zh-rCN', 'zh-rTW'
+        resourceConfigurations += ['cs', 'de', 'en', 'es', 'fr', 'gl', 'hu', 'it', 'ja', 'nb-rNO', 'nl', 'pl', 'pt', 'pt-rBR', 'ru', 'zh-rCN', 'zh-rTW']
     }
 
     bundle.language.enableSplit = false