diff --git a/Doc/lib/libpickle.tex b/Doc/lib/libpickle.tex
index dca7820d6af..c8a4d24ef72 100644
--- a/Doc/lib/libpickle.tex
+++ b/Doc/lib/libpickle.tex
@@ -211,7 +211,7 @@ The following types can be pickled:
 
 \item integers, long integers, floating point numbers
 
-\item strings
+\item normal and Unicode strings
 
 \item tuples, lists and dictionaries containing only picklable objects