diff --git a/dev/fluids/R1234ze(E).json b/dev/fluids/R1234ze(E).json
index 960c0273..e1fa06ec 100644
--- a/dev/fluids/R1234ze(E).json
+++ b/dev/fluids/R1234ze(E).json
@@ -1,5 +1,6 @@
 {
   "ALIASES": [
+    "R1234ZE",
     "R1234ZEE", 
     "R1234zeE", 
     "R1234ZE(E)"
diff --git a/dev/fluids/R1234ze(Z).json b/dev/fluids/R1234ze(Z).json
index 55cc2f83..22d91e3b 100644
--- a/dev/fluids/R1234ze(Z).json
+++ b/dev/fluids/R1234ze(Z).json
@@ -1,7 +1,6 @@
 {
   "ALIASES": [
-    "R1234ZE(Z)", 
-    "R1234ZE"
+    "R1234ZE(Z)"
   ], 
   "ANCILLARIES": {
     "hL": {