diff -r 873d0fecb9a3 -r de7838053207 contrib/python-zstandard/zstd/dictBuilder/cover.c
--- a/contrib/python-zstandard/zstd/dictBuilder/cover.c	Fri Dec 27 18:54:57 2019 -0500
+++ b/contrib/python-zstandard/zstd/dictBuilder/cover.c	Sat Dec 28 09:55:45 2019 -0800
@@ -638,8 +638,8 @@
                     "compared to the source size %u! "
                     "size(source)/size(dictionary) = %f, but it should be >= "
                     "10! This may lead to a subpar dictionary! We recommend "
-                    "training on sources at least 10x, and up to 100x the "
-                    "size of the dictionary!\n", (U32)maxDictSize,
+                    "training on sources at least 10x, and preferably 100x "
+                    "the size of the dictionary! \n", (U32)maxDictSize,
                     (U32)nbDmers, ratio);
 }