diff --git a/src/main/kotlin/ca/gosyer/util/system/ProcessFile.kt b/src/main/kotlin/ca/gosyer/util/system/ProcessFile.kt
deleted file mode 100644
index 5449ee21..00000000
--- a/src/main/kotlin/ca/gosyer/util/system/ProcessFile.kt
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package ca.gosyer.util.system
-
-import ca.gosyer.BuildConfig
-import java.io.File
-
-fun processFile() {
-    val pidFile = ProcessHandle.current().pid()
-    val strTmp = System.getProperty("java.io.tmpdir")
-    val file = File("$strTmp/${BuildConfig.NAME}.pid")
-
-    // backup deletion
-    if (file.exists()) {
-        file.delete()
-    }
-
-    file.writeText(pidFile.toString())
-
-    file.deleteOnExit()
-}