diff --git a/grobid-core/src/main/java/org/grobid/core/engines/AffiliationAddressParser.java b/grobid-core/src/main/java/org/grobid/core/engines/AffiliationAddressParser.java
index b91f4b2cb9..40b8272785 100755
--- a/grobid-core/src/main/java/org/grobid/core/engines/AffiliationAddressParser.java
+++ b/grobid-core/src/main/java/org/grobid/core/engines/AffiliationAddressParser.java
@@ -91,7 +91,7 @@ protected static List<String> getAffiliationBlocksFromSegments(List<List<LayoutT
             // if we have an offset shit, we introduce a segmentation of the affiliation block
             LayoutToken startToken = tokenizationSegment.get(0);
             int start = startToken.getOffset();
-            if (start-end > 2)
+            if (start-end > 2 && end > 0)
                 affiliationBlocks.add("\n");
 
             for(LayoutToken tok : tokenizationSegment) {