diff --git a/plugins/arcanist/arcanist.plugin.zsh b/plugins/arcanist/arcanist.plugin.zsh
index 90851ac62..b2ea4f52d 100644
--- a/plugins/arcanist/arcanist.plugin.zsh
+++ b/plugins/arcanist/arcanist.plugin.zsh
@@ -5,7 +5,7 @@
 
 alias ara='arc amend'
 alias arb='arc branch'
-alias arc='arc cover'
+alias arco='arc cover'
 alias arci='arc commit'
 
 alias ard='arc diff'