diff --git a/app/src/main/java/org/oppia/android/app/classroom/classroomlist/ClassroomList.kt b/app/src/main/java/org/oppia/android/app/classroom/classroomlist/ClassroomList.kt
index a6bed980585..23554bad74d 100644
--- a/app/src/main/java/org/oppia/android/app/classroom/classroomlist/ClassroomList.kt
+++ b/app/src/main/java/org/oppia/android/app/classroom/classroomlist/ClassroomList.kt
@@ -131,7 +131,7 @@ fun ClassroomCard(
 }
 
 @Composable
-fun getClassroomCardWidth(): Dp {
+private fun getClassroomCardWidth(): Dp {
   val configuration = LocalConfiguration.current
   val screenWidth = configuration.screenWidthDp.dp
   val horizontalPadding = dimensionResource(id = R.dimen.classrooms_text_margin_start)