diff --git a/lib/core/engine.js b/lib/core/engine.js
index 5654f419a..6af649747 100644
--- a/lib/core/engine.js
+++ b/lib/core/engine.js
@@ -97,7 +97,7 @@ class Engine {
   }
 
   processManagerService(_options) {
-    const ProcessManager = require('../processes/process_manager.js');
+    const ProcessManager = require('../processes/processManager.js');
     const processManager = new ProcessManager({
       events: this.events,
       logger: this.logger,
diff --git a/lib/processes/process_manager.js b/lib/processes/processManager.js
similarity index 100%
rename from lib/processes/process_manager.js
rename to lib/processes/processManager.js