diff --git a/src/Windows12/Ast.hs b/src/Windows12/Ast.hs
index d41544c..39b0dc7 100644
--- a/src/Windows12/Ast.hs
+++ b/src/Windows12/Ast.hs
@@ -183,7 +183,7 @@ instance Pretty Type where
   pretty BoolType = "bool"
   pretty CharType = "char"
   pretty (PtrType t) = pretty t <> "*"
-  pretty (ArrayType t) = pretty t <> "[]"
+  pretty (ArrayType t) = "[" <> pretty t <> "]"
   pretty (StructType s) = pretty s
   pretty (EnumType e) = pretty e
   pretty VoidType = "void"