Update documentation/add_compiler.md

cathal41 · timidri · web-flow · commit be239b32fcc1 · 2024-04-15T12:00:16.000+01:00
Co-authored-by: Dimitri Tischenko &lt;1586813+timidri@users.noreply.github.com&gt;
diff --git a/documentation/add_compiler.md b/documentation/add_compiler.md
@@ -2,7 +2,7 @@
 
 The peadm::add_compiler plan can be used to add a new compiler to a PE architecture or replace an existing one with new configuration.
 
-## Add compiler to an exising PE instance
+## Add a compiler to an existing PE cluster
 
 Prepare to run the plan using a params.json file such as this one:
 
