diff --git a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/redaction/service/DroolsExecutionService.java b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/redaction/service/DroolsExecutionService.java
index 394003b5..df9d68d4 100644
--- a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/redaction/service/DroolsExecutionService.java
+++ b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/redaction/service/DroolsExecutionService.java
@@ -94,7 +94,7 @@ public class DroolsExecutionService {
         sectionsToAnalyze.forEach(kieSession::insert);
         sectionsToAnalyze.stream().flatMap(SemanticNode::streamAllSubNodes).forEach(kieSession::insert);
         document.getPages().forEach(kieSession::insert);
-        fileAttributes.forEach(kieSession::insert);
+        fileAttributes.stream().filter(f -> f.getValue() != null).forEach(kieSession::insert);
 
         if (manualRedactions != null) {
             manualRedactions.getResizeRedactions().forEach(kieSession::insert);