diff --git a/tool/lib/JSONLib.jq b/tool/lib/JSONLib.jq
index 5057f9c..6be860b 100644
--- a/tool/lib/JSONLib.jq
+++ b/tool/lib/JSONLib.jq
@@ -46,8 +46,8 @@ def colourEscapes:
   );
 
 def _encodeJSONValuePlainPretty($indent; $currentDepth):
-  [range($indent * $currentDepth) | " "] | join("") as $currentIndentDepthIndent |
-  [range($indent * ($currentDepth + 1)) | " "] | join("") as $nextDepthIndent |
+  ([range($indent * $currentDepth) | " "] | join("")) as $currentIndentDepthIndent |
+  ([range($indent * ($currentDepth + 1)) | " "] | join("")) as $nextDepthIndent |
   "\n" as $currentIndentDepthNewline |
   " " as $currentIndentDepthSpace |