diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex
index a3bb6ba1dbd..e06440a00e5 100644
--- a/Doc/tut/tut.tex
+++ b/Doc/tut/tut.tex
@@ -4315,11 +4315,11 @@ be trivially easy to create:
 
 \begin{verbatim}
 >>> def reverse(data):
-	for index in range(len(data)-1, -1, -1):
-		yield data[index]
+        for index in range(len(data)-1, -1, -1):
+            yield data[index]
 		
 >>> for char in reverse('golf'):
-	print char
+        print char
 
 f
 l