diff --git a/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/LayoutParsingPipeline.java b/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/LayoutParsingPipeline.java
index 1f83105..6011c70 100644
--- a/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/LayoutParsingPipeline.java
+++ b/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/LayoutParsingPipeline.java
@@ -215,7 +215,10 @@ public class LayoutParsingPipeline {
         addNumberOfPagesToTrace(originDocument.getNumberOfPages(), Files.size(originFile.toPath()));
         Map<Integer, List<TableCells>> pdfTableCells = cvTableParsingAdapter.buildCvParsedTablesPerPage(tableServiceResponse);
         Map<Integer, List<ClassifiedImage>> pdfImages = imageServiceResponseAdapter.buildClassifiedImagesPerPage(imageServiceResponse);
-        Map<Integer, List<ClassifiedImage>> signatures = visualLayoutParsingAdapter.buildExtractedSignaturesPerPage(visualLayoutParsingResponse);
+        Map<Integer, List<ClassifiedImage>> signatures = null;
+        if(visualLayoutParsingResponse != null) {
+            signatures = visualLayoutParsingAdapter.buildExtractedSignaturesPerPage(visualLayoutParsingResponse);
+        }
 
         ClassificationDocument classificationDocument = new ClassificationDocument();
         List<ClassificationPage> classificationPages = new ArrayList<>();
diff --git a/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/adapter/VisualLayoutParsingAdapter.java b/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/adapter/VisualLayoutParsingAdapter.java
index 3eca613..e81aa19 100644
--- a/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/adapter/VisualLayoutParsingAdapter.java
+++ b/layoutparser-service/layoutparser-service-processor/src/main/java/com/knecon/fforesight/service/layoutparser/processor/python_api/adapter/VisualLayoutParsingAdapter.java
@@ -33,16 +33,13 @@ public class VisualLayoutParsingAdapter {
     }
 
     public Map<Integer, List<ClassifiedImage>> buildExtractedSignaturesPerPage(VisualLayoutParsingResponse visualLayoutParsingResponse) {
-        if(visualLayoutParsingResponse != null) {
 
-            Map<Integer, List<ClassifiedImage>> signatures = new HashMap<>();
-            visualLayoutParsingResponse.getData()
-                    .forEach(tableData -> signatures.computeIfAbsent(tableData.getPage_idx(), tableCell -> new ArrayList<>())
-                            .addAll(convertSignatures(tableData.getPage_idx(), tableData.getBoxes())));
+        Map<Integer, List<ClassifiedImage>> signatures = new HashMap<>();
+        visualLayoutParsingResponse.getData()
+                .forEach(tableData -> signatures.computeIfAbsent(tableData.getPage_idx(), tableCell -> new ArrayList<>())
+                        .addAll(convertSignatures(tableData.getPage_idx(), tableData.getBoxes())));
 
-            return signatures;
-        }
-        return null;
+        return signatures;
     }