diff --git a/docs/blockers/index.md b/docs/blockers/index.md
index cd2e25152..a6e8053f0 100644
--- a/docs/blockers/index.md
+++ b/docs/blockers/index.md
@@ -3,7 +3,7 @@
 
 {{blockers.Name}} are standalone software pieces in charge of acting upon blocked IPs.
 
-They can either be either within the applicative stack, or work out of band :
+They can either within the applicative stack, or work out of band :
 
 [nginx blocker](https://github.com/crowdsecurity/cs-nginx-blocker) will check every unknown IP against the database before letting go through or serving a *403* to the user, while a [netfilter blocker](https://github.com/crowdsecurity/cs-netfilter-blocker) will simply "add" malevolent IPs to nftables/ipset set of blacklisted IPs.