diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/ArtifactCache.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/ArtifactCache.kt
index 0a056247a85..1fad8780d21 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/ArtifactCache.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/ArtifactCache.kt
@@ -18,7 +18,9 @@ class SrcFileArtifact(val srcFilePath: String, private val fragment: JsIrProgram
             return fragment
         }
         return astArtifact?.ifExists { readBytes() }?.let {
-            deserializer.deserialize(ByteArrayInputStream(it))
+            ByteArrayInputStream(it).use { byteStream ->
+                deserializer.deserialize(byteStream)
+            }
         }
     }
 
diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/fileUtils.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/fileUtils.kt
index 866dd771e04..b83cf0d98dd 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/fileUtils.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/fileUtils.kt
@@ -21,7 +21,9 @@ internal fun File.recreate() {
 }
 
 internal inline fun <T> File.useCodedInputIfExists(f: CodedInputStream.() -> T) = ifExists {
-    CodedInputStream.newInstance(FileInputStream(this)).f()
+    FileInputStream(this).use {
+        CodedInputStream.newInstance(it).f()
+    }
 }
 
 internal inline fun File.useCodedOutput(f: CodedOutputStream.() -> Unit) {