#4811: fix markup glitches (mostly remains of the conversion),
found by Gabriel Genellina.
diff --git a/Doc/tutorial/inputoutput.rst b/Doc/tutorial/inputoutput.rst
index 7287e3e..ef783ae 100644
--- a/Doc/tutorial/inputoutput.rst
+++ b/Doc/tutorial/inputoutput.rst
@@ -148,7 +148,7 @@
... other='Georg')
The story of Bill, Manfred, and Georg.
-An optional ``':``` and format specifier can follow the field name. This also
+An optional ``':'`` and format specifier can follow the field name. This also
greater control over how the value is formatted. The following example
truncates the Pi to three places after the decimal.