diff --git a/routes/api.js b/routes/api.js
index 8ba0534..e0a12ef 100644
--- a/routes/api.js
+++ b/routes/api.js
@@ -19,7 +19,7 @@ var usedContainers = [];
 
 var getFreeMem = function(callback){
 
-	var prc = spawn('free',  []);
+	var prc = spawn('free -b',  []);
 
 	prc.stdout.setEncoding('utf8');
 	prc.stdout.on('data', function (data) {