diff --git a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/graph/textblock/AtomicTextBlock.java b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/graph/textblock/AtomicTextBlock.java
index 3504f77c..1c4d2023 100644
--- a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/graph/textblock/AtomicTextBlock.java
+++ b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/layoutparsing/document/graph/textblock/AtomicTextBlock.java
@@ -7,7 +7,6 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -210,14 +209,16 @@ public class AtomicTextBlock implements TextBlock {
             return "";
         }
 
-        CharSequence subSequence = subSequence(boundary);
-        Set<Integer> lbInBoundary = new HashSet<>(lineBreaks);
+        Set<Integer> lbInBoundary = lineBreaks.stream()
+                .map(i -> i+ boundary.start())
+                .filter(boundary::contains)
+                .collect(Collectors.toSet());
         if (boundary.end() == getBoundary().end()) {
             lbInBoundary.add(getBoundary().length());
         }
         StringBuilder sb = new StringBuilder();
-        for (int i = 0; i < subSequence.length(); i++) {
-            char character = subSequence.charAt(i);
+        for (int i = boundary.start(); i < boundary.end(); i++) {
+            char character = this.charAt(i);
             if (lbInBoundary.contains(i + 1)) {
                 // always plus one, due to the linebreaks being an exclusive end index
                 if (!Character.isWhitespace(character)) {