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 d9f2c46006..8f9c12aad1 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
@@ -923,8 +923,8 @@ else if (biblio.getE_Year().length() == 4)
             tei.append("\t\t\t<abstract>\n");
         }
 
-        if ((abstractText != null) && (abstractText.length() != 0)) {
-            if ( (biblio.getLabeledAbstract() != null) && (biblio.getLabeledAbstract().length() > 0) ) {
+        if (StringUtils.isNotBlank(abstractText)) {
+            if (StringUtils.isNotBlank(biblio.getLabeledAbstract())) {
                 // we have available structured abstract, which can be serialized as a full text "piece"
                 StringBuilder buffer = new StringBuilder();
                 try {