diff --git a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/segmentation/PdfSegmentationService.java b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/segmentation/PdfSegmentationService.java
index d4633127..0ab2ceaa 100644
--- a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/segmentation/PdfSegmentationService.java
+++ b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/segmentation/PdfSegmentationService.java
@@ -196,6 +196,8 @@ public class PdfSegmentationService {
         // This can be improved an done in one pass, but it's complicated to do right away
         postProcessSections(pdDocument, document.getSectionText());
 
+        IOUtils.close(pdDocument);
+
         tempFile.delete();
 
         return document;