diff --git a/core/designsystem/build.gradle.kts b/core/designsystem/build.gradle.kts
index 080100a66..570b8ba01 100644
--- a/core/designsystem/build.gradle.kts
+++ b/core/designsystem/build.gradle.kts
@@ -21,9 +21,6 @@ plugins {
 }
 
 android {
-    defaultConfig {
-        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
-    }
     namespace = "com.google.samples.apps.nowinandroid.core.designsystem"
 }