diff --git a/main.rb b/main.rb
index 8de95d0..deda0c5 100644
--- a/main.rb
+++ b/main.rb
@@ -84,7 +84,7 @@ end
 DYMO_LABEL_SIZE = [89, 36]
 ZEBRA_LABEL_SIZE = [50, 30]
 
-def render_test(dict_or_api, extra, item_or_label_id, size: ZEBRA_LABEL_SIZE)
+def render_label(dict_or_api, extra, item_or_label_id, size: ZEBRA_LABEL_SIZE)
   if dict_or_api
     item = item_or_label_id
   else
@@ -139,14 +139,14 @@ set :bind, '0.0.0.0'
 
 get '/api/1/preview/:id.pdf' do
   headers["Content-Type"] = "application/pdf; charset=utf8"
-  render_test(false,"qr",params["id"])
+  render_label(false,"qr",params["id"])
 
 end
 
 get '/api/1/preview/:id.png' do
   headers["Content-Type"] = "image/png"
   img = Magick::ImageList.new()
-  img = img.from_blob(render_test(false,"qr",params["id"])){ self.density = 200 }.first
+  img = img.from_blob(render_label(false,"qr",params["id"])){ self.density = 200 }.first
   img.format = 'png'
   img.background_color = 'white'
   img.to_blob
@@ -154,14 +154,14 @@ end
 
 post '/api/1/print/:id' do
   temp = Tempfile.new('labelmaker')
-  temp.write(render_test(false,"qr", params["id"]))
+  temp.write(render_label(false,"qr", params["id"]))
   temp.close
   system("lpr -P Zebra #{temp.path}")
 end
 
 get '/api/1/templates/preview/:id' do
   headers["Content-Type"] = "application/pdf; charset=utf8"
-  render_test(true, "img", templates[params["id"]])
+  render_label(true, "img", templates[params["id"]])
 end
 
 get '/api/1/templates/print/:id' do
@@ -174,12 +174,12 @@ end
 get '/api/1/nametag/preview/:id' do
   headers["Content-Type"] = "application/pdf; charset=utf8"
 
-  render_test(true, "img",{"text" => params['id'], "image" => "assets/hswro.svg"})
+  render_label(true, "img",{"text" => params['id'], "image" => "assets/hswro.svg"})
 end
 
 get '/api/1/nametag/print/:id' do
   temp = Tempfile.new('labelmaker')
-  temp.write(render_test(true, "img",{"text" => params['id'], "image" => "assets/hswro.svg"}))
+  temp.write(render_label(true, "img",{"text" => params['id'], "image" => "assets/hswro.svg"}))
   temp.close
   system("lpr -P Zebra #{temp.path}")
 end
@@ -187,13 +187,13 @@ end
 get '/api/1/customitem/preview/:owner/:name' do
   test = {"owner" => params["owner"], "short_id" => "test", "name" => params["name"]}
   headers["Content-Type"] = "application/pdf; charset=utf8"
-  render_test(true,"blank",test)
+  render_label(true,"blank",test)
 end
 
 get '/api/1/customitem/print/:owner/:name' do
   test = {"owner" => params["owner"], "short_id" => "test", "name" => params["name"]}
   temp = Tempfile.new('labelmaker')
-  temp.write(render_test(true,"blank",test))
+  temp.write(render_label(true,"blank",test))
   temp.close
   system("lpr -P Zebra #{temp.path}")
 end
@@ -203,19 +203,19 @@ end
 get '/api/1/dupatest/preview' do
   test = {"owner" => "test", "short_id" => "test", "name" => "test", "image" => "assets/glider.svg"}
   headers["Content-Type"] = "application/pdf; charset=utf8"
-  render_test(true,"img",test)
+  render_label(true,"img",test)
 end
 
 get '/api/1/testgift/preview' do
   test = {"name" => "Przedmiot podarował: lynx, małpa, franek", "image" => "assets/gift.svg"}
   headers["Content-Type"] = "application/pdf; charset=utf8"
-  render_test(true,"img",test)
+  render_label(true,"img",test)
 end
 
 get '/api/1/testgift/print' do
   test = {"name" => "Przedmiot podarował: lynx, małpa, franek", "image" => "assets/gift.svg"}
   temp = Tempfile.new('labelmaker')
-  temp.write(render_test(true, "img",test))
+  temp.write(render_label(true, "img",test))
   temp.close
   system("lpr -P Zebra #{temp.path}")
 end
@@ -223,13 +223,13 @@ end
 get '/api/1/testshow' do
   test = {"owner" => "grzegorz_brzęczyszczykiewicz", "short_id" => "wszczebrzeszyniechrzaszczbrzmiwtrzcinie", "name" => "pchnąć w tę łódź jeża lub ośm skrzyń fig"}
   headers["Content-Type"] = "application/pdf; charset=utf8"
-  render_test(true, "qr", test)
+  render_label(true, "qr", test)
 end
 
 get '/api/1/testprint' do
   test = {"owner" => "grzegorz_brzęczyszczykiewicz", "short_id" => "wszczebrzeszyniechrzaszczbrzmiwtrzcinie", "name" => "pchnąć w tę łódź jeża lub ośm skrzyń fig"}
   temp = Tempfile.new('labelmaker')
-  temp.write(render_test(true,"qr",test))
+  temp.write(render_label(true,"qr",test))
   temp.close
   system("lpr -P Zebra #{temp.path}")
 end