diff --git a/docs/src/basics/Variable_metadata.md b/docs/src/basics/Variable_metadata.md
index fe9a80fe21..6462c3a469 100644
--- a/docs/src/basics/Variable_metadata.md
+++ b/docs/src/basics/Variable_metadata.md
@@ -140,7 +140,7 @@ A variable can be marked `irreducible` to prevent it from being moved to an
 it can be accessed in [callbacks](@ref events)
 
 ```julia
-@variable important_value [irreducible=true]
+@variable important_value [irreducible = true]
 ```
 
 ## Additional functions