diff --git a/tests.py b/tests.py
index c7b6851..4d2564d 100644
--- a/tests.py
+++ b/tests.py
@@ -1,5 +1,5 @@
 from trainmap_backup import \
-	camel_to_snake, transform_dict, RETAIN_KEY, RETAIN_VALUE, DISCARD, \
+	camel_to_snake, transform_dict, VERBATIM_KEY, VERBATIM_VALUE, DISCARD, \
 	JsonRoundingFloat, JsonLonLatCoord, json_encode
 
 
@@ -16,9 +16,9 @@ def test_transform_dict():
 	assert transform_dict(
 		{
 			"discard": DISCARD,
-			"otherkey": ("newkey", RETAIN_VALUE),
-			"uppervalue": (RETAIN_KEY, str.upper),
-			"retainboth": (RETAIN_KEY, RETAIN_VALUE)
+			"otherkey": ("newkey", VERBATIM_VALUE),
+			"uppervalue": (VERBATIM_KEY, str.upper),
+			"retainboth": (VERBATIM_KEY, VERBATIM_VALUE)
 		},
 		{
 			"discard": True,
diff --git a/trainmap_backup.py b/trainmap_backup.py
index 89e2f02..b88f31b 100755
--- a/trainmap_backup.py
+++ b/trainmap_backup.py
@@ -7,8 +7,8 @@ import socketio
 WS_URL = "wss://trainmap.belgiantrain.be/socket.io/"
 
 
-class RETAIN_KEY: pass
-class RETAIN_VALUE: pass
+class VERBATIM_KEY: pass
+class VERBATIM_VALUE: pass
 class DISCARD: pass
 def transform_dict(specification: dict, d: dict):
 	"""
@@ -17,18 +17,18 @@ def transform_dict(specification: dict, d: dict):
 		- keys that should be discarded: DISCARD
 		- keys whose key and value should be retained verbatim: not present
 		- keys whose key and/or value should be transformed, with None denoting no change: tuple of
-		  (str, function), or any of those two RETAIN_KEY or RETAIN_VALUE respectively
+		  (str, function), or any of those two VERBATIM_KEY or VERBATIM_VALUE respectively
 
 	{
 	"""
 	return {
 		(
 			specification[k][0]
-			if specification.get(k) not in (None, DISCARD) and specification[k][0] is not RETAIN_KEY
+			if specification.get(k) not in (None, DISCARD) and specification[k][0] is not VERBATIM_KEY
 			else k
 		): (
 			specification[k][1](v)
-			if specification.get(k) not in (None, DISCARD) and specification[k][1] is not RETAIN_VALUE
+			if specification.get(k) not in (None, DISCARD) and specification[k][1] is not VERBATIM_VALUE
 			else v
 		)
 		for k, v in d.items()
@@ -61,17 +61,17 @@ def filtered_data(data):
 			trip["trip_short_name"]: transform_dict({
 				"trip_id": DISCARD,
 				"trip_short_name": DISCARD,
-				"position": (RETAIN_KEY, lambda p: (
+				"position": (VERBATIM_KEY, lambda p: (
 					[round(p[0], 6), round(p[1], 6)]
 					if isinstance(p, list) else p
 				)),
-				"current_traveled_distance": (RETAIN_KEY, lambda x: (
+				"current_traveled_distance": (VERBATIM_KEY, lambda x: (
 					round(x, 1)
 					if isinstance(x, float) else x
 				)),
-				"fromstationdistance": ("from_station_distance", RETAIN_VALUE),
-				"nextstationdistance": ("next_station_distance", RETAIN_VALUE),
-				"trip_headsign": (RETAIN_KEY, lambda x: transform_dict({
+				"fromstationdistance": ("from_station_distance", VERBATIM_VALUE),
+				"nextstationdistance": ("next_station_distance", VERBATIM_VALUE),
+				"trip_headsign": (VERBATIM_KEY, lambda x: transform_dict({
 					"default": DISCARD,
 					"en": DISCARD,
 					"de": DISCARD,