diff --git a/main.py b/main.py
index 38b800c..579360b 100644
--- a/main.py
+++ b/main.py
@@ -5,7 +5,22 @@ import math
 
 
 print("PrintBuddy V0.1")
-print("Made by Thomas Van Acker")
+print("""
+Copyright (C) 2021 Thomas Van Acker
+
+This program comes with ABSOLUTELY NO WARRANTY.
+
+This program is free software: you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation, either version 3 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program. If not, see <https://www.gnu.org/licenses/>.""")
 print("")
 
 # Static var init
@@ -163,7 +178,7 @@ while True:
 			gcodeLines = gcodeRaw.split("\n")
 
 			# Iterate through all lines to get info
-                        gcodeLines = 0
+			gcodeLines = 0
 			for l in range(len(gcodeLines)):
 				line = gcodeLines[l]
 
@@ -171,8 +186,8 @@ while True:
 					# When comment
 					if line.startswith(";LAYER:"):
 						l = int(line[line.index(":") +1:])
-                                                if l > gcodeLayers:
-                                                    gcodeLayers = l
+						if l > gcodeLayers:
+						    gcodeLayers = l
 
 			print("#Layers: %d"%gcodeLayers)
 			print("%d lines"%len(gcodeLines))