diff --git a/externals/REFPROP-interop b/externals/REFPROP-interop
index dfeb689b..6283dfb0 160000
--- a/externals/REFPROP-interop
+++ b/externals/REFPROP-interop
@@ -1 +1 @@
-Subproject commit dfeb689b25014d3c4815e76be3f359c9b2a9c4d2
+Subproject commit 6283dfb00bd436828a7ba0945fb3d19df01b75dd