diff --git a/platform/configuration-store-impl/src/StateMap.kt b/platform/configuration-store-impl/src/StateMap.kt
index 6d8171a0a1b7..76b9178ef8f8 100644
--- a/platform/configuration-store-impl/src/StateMap.kt
+++ b/platform/configuration-store-impl/src/StateMap.kt
@@ -232,7 +232,7 @@ internal fun updateState(states: MutableMap<String, Any>, key: String, newState:
   return true
 }
 
-fun arrayEquals(a: ByteArray, a2: ByteArray, aSize: Int = a.size): Boolean {
+private fun arrayEquals(a: ByteArray, a2: ByteArray, aSize: Int = a.size): Boolean {
   if (a == a2) {
     return true
   }