diff --git a/galois.py b/galois.py
index e2298c3..90dc53f 100755
--- a/galois.py
+++ b/galois.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 #
 # Native python routines for Galois field calculations.
 #
@@ -105,7 +105,7 @@ class GaloisFieldLog:
         self.bits = bits
         self.size = (1 << bits)
         self.prim = self.poly_defaults[bits] if not primitive_polynomial else primitive_polynomial
-        self.value_format = repr_prefix + '{:0>' + str(bits / 4) + 'x}'
+        self.value_format = repr_prefix + '{:0>' + str(bits // 4) + 'x}'
         self.alpha = alpha
         # Set up the log and anti-log tables
         self.log_tbl = [0] * self.size
@@ -258,19 +258,20 @@ class GaloisFieldDirect:
         return True
 
 if __name__ == '__main__':
-    print '\nTesting direct fields...........'
+    print ('\nTesting direct fields...........')
     for width in GaloisFieldDirect.field_widths:
         field = GaloisFieldDirect (width)
         g0 = GaloisNumber (field, 2)
         g1 = GaloisNumber (field, 7)
-        print '{0} + {1} = {2}'.format (g0, g1, g0 + g1)
+        print ('{0} + {1} = {2}'.format (g0, g1, g0 + g1))
         if field.self_test ():
-            print "{0} bit field (direct) passed!".format (width)
-    print '\nTesting log fields...........'
+            print ("{0} bit field (direct) passed!".format (width))
+    print ('\nTesting log fields...........')
     for width in GaloisFieldLog.field_widths:
         field = GaloisFieldLog (width)
         g0 = GaloisNumber (field, 2)
         g1 = GaloisNumber (field, 7)
-        print '{0} + {1} = {2}'.format (g0, g1, g0 + g1)
+        print ('{0} + {1} = {2}'.format (g0, g1, g0 + g1))
         if field.self_test ():
-            print "{0} bit field (log) passed!".format (width)
+            print ("{0} bit field (log) passed!".format (width))
+