diff --git a/maloja/__main__.py b/maloja/__main__.py
index 78d9a7a..5e35b29 100644
--- a/maloja/__main__.py
+++ b/maloja/__main__.py
@@ -30,13 +30,13 @@ def print_header_info():
 
 def get_instance():
 	try:
-		return int(subprocess.check_output(["pidof","maloja"]))
+		return int(subprocess.check_output(["pgrep","-x","maloja"]))
 	except Exception:
 		return None
 
 def get_instance_supervisor():
 	try:
-		return int(subprocess.check_output(["pidof","maloja_supervisor"]))
+		return int(subprocess.check_output(["pgrep","-x","maloja_supervisor"]))
 	except Exception:
 		return None