diff --git a/grobid-core/src/main/java/org/grobid/core/document/TEIFormatter.java b/grobid-core/src/main/java/org/grobid/core/document/TEIFormatter.java
index 4e617c92b1..f66baaa0c0 100755
--- a/grobid-core/src/main/java/org/grobid/core/document/TEIFormatter.java
+++ b/grobid-core/src/main/java/org/grobid/core/document/TEIFormatter.java
@@ -15,6 +15,7 @@
 
 import org.grobid.core.GrobidModels;
 import org.grobid.core.data.CopyrightsLicense.License;
+import org.grobid.core.data.CopyrightsLicense.CopyrightsOwner;
 import org.grobid.core.data.Date;
 import org.grobid.core.data.*;
 import org.grobid.core.document.xml.XmlBuilderUtils;
@@ -274,7 +275,7 @@ public StringBuilder toTEIHeader(BiblioItem biblio,
                 tei.append("\t\t\t\t<availability ");
 
                 boolean addCopyrightsComment = false;
-                if (copyrightsLicense.getCopyrightsOwner() != null && copyrightsLicense.getCopyrightsOwner() != License.UNDECIDED) {
+                if (copyrightsLicense.getCopyrightsOwner() != null && copyrightsLicense.getCopyrightsOwner() != CopyrightsOwner.UNDECIDED) {
                     tei.append("resp=\""+ copyrightsLicense.getCopyrightsOwner().getName() +"\" ");
                     addCopyrightsComment = true;
                 }