Untabify.
diff --git a/Lib/pdb.doc b/Lib/pdb.doc
index e509f7d..f1db9ab 100644
--- a/Lib/pdb.doc
+++ b/Lib/pdb.doc
@@ -70,11 +70,11 @@
 
 d(own) [ count ]
         Move the current frame count (default one) levels down in the
-	stack trace (to a newer frame).
+        stack trace (to a newer frame).
 
 u(p) [ count ]
         Move the current frame count (default one) levels up in the
-	stack trace (to an older frame).
+        stack trace (to an older frame).
 
 b(reak) [ ([filename:]lineno | function) [, condition] ]
         With a filename:line number argument, set a break there.  If
@@ -138,8 +138,8 @@
 run [args...]
         Restart the debugged python program. If a string is supplied it is
         splitted with "shlex", and the result is used as the new sys.argv.
-	History, breakpoints, actions and debugger options are preserved.
-	"restart" is an alias for "run".
+        History, breakpoints, actions and debugger options are preserved.
+        "restart" is an alias for "run".
 
 c(ont(inue))
         Continue execution, only stop when a breakpoint is encountered.