diff --git a/dev/fluids/R1234ze(E).json b/dev/fluids/R1234ze(E).json
index b266086cbc..54377075c0 100644
--- a/dev/fluids/R1234ze(E).json
+++ b/dev/fluids/R1234ze(E).json
@@ -201,7 +201,7 @@
   "EOS": [
     {
       "BibTeX_CP0": "", 
-      "BibTeX_EOS": "Thol-REFPROP-9.1", 
+      "BibTeX_EOS": "Thol-IJT-2016-R1234zeE,Thol-REFPROP-9.1", 
       "STATES": {
         "hs_anchor": {
           "T": 420.772, 
@@ -761,4 +761,4 @@
       "type": "ECS"
     }
   }
-}
\ No newline at end of file
+}