diff --git a/pkg/format/formatter.go b/pkg/format/formatter.go
index 0719698..16f3208 100644
--- a/pkg/format/formatter.go
+++ b/pkg/format/formatter.go
@@ -691,6 +691,7 @@ func columnFormatElements[T ast.Node, C elementsContainer[T]](f *formatter, ctr
 				if isMessageOrArrayLiteral {
 					startNewGroup()
 					currentGroup = append(currentGroup, e)
+					startNewGroup() // group this field by itself
 					continue
 				}
 			}