diff --git a/maps/fsaverage-jba30-labelled.json b/maps/fsaverage-jba30-labelled.json
index 207f8e819fc488d7b51d5d571bd9a55a5d2490f7..4555d7c200376a9d847db8cf85f6a617544e1a41 100644
--- a/maps/fsaverage-jba30-labelled.json
+++ b/maps/fsaverage-jba30-labelled.json
@@ -900,20 +900,6 @@
 				"fragment": "left hemisphere"
 			}
 		],
-		"CorpusCallosumMask - left hemisphere": [
-			{
-				"volume": 0,
-				"label": 127,
-				"fragment": "left hemisphere"
-			}
-		],
-		"BrainStemMask - left hemisphere": [
-			{
-				"volume": 0,
-				"label": 128,
-				"fragment": "left hemisphere"
-			}
-		],
 		"Area 45 (IFG) - right hemisphere": [
 			{
 				"volume": 0,
@@ -1795,6 +1781,22 @@
 				"label": 126,
 				"fragment": "right hemisphere"
 			}
+		]
+	},
+	"unmappedIndicies": {
+		"CorpusCallosumMask - left hemisphere": [
+			{
+				"volume": 0,
+				"label": 127,
+				"fragment": "left hemisphere"
+			}
+		],
+		"BrainStemMask - left hemisphere": [
+			{
+				"volume": 0,
+				"label": 128,
+				"fragment": "left hemisphere"
+			}
 		],
 		"CorpusCallosumMask - right hemisphere": [
 			{