diff --git a/docs/guides/upstream-dns-providers.md b/docs/guides/upstream-dns-providers.md
index 3a1013f..a6285df 100644
--- a/docs/guides/upstream-dns-providers.md
+++ b/docs/guides/upstream-dns-providers.md
@@ -84,4 +84,4 @@ If you care about net independence and privacy I'll suggest you give a look at :
 
 
 ### More information.
-There are even more public DNS server, you can find many (with some extra information) the [lifewire.com website](https://www.lifewire.com/free-and-public-dns-servers-2626062). A benchmark of these DNS servers (by Gibson Research Center) is available [here](https://www.grc.com/dns/Benchmark.htm)
+There are even more public DNS server, you can find many (with some extra information) on the [lifewire.com website](https://www.lifewire.com/free-and-public-dns-servers-2626062). A benchmark of these DNS servers (by Gibson Research Center) is available [here](https://www.grc.com/dns/Benchmark.htm)