diff --git a/kop-common-lib/src/main/java/de/itvsh/kop/common/binaryfile/GrpcFileUploadUtils.java b/kop-common-lib/src/main/java/de/itvsh/kop/common/binaryfile/GrpcFileUploadUtils.java
index 6dbeaa705b2c7d8df793ae1bb6d402b0b2de50fd..d8f82a7b7a6b5a55f4674aaa0801096719fc4419 100644
--- a/kop-common-lib/src/main/java/de/itvsh/kop/common/binaryfile/GrpcFileUploadUtils.java
+++ b/kop-common-lib/src/main/java/de/itvsh/kop/common/binaryfile/GrpcFileUploadUtils.java
@@ -150,6 +150,7 @@ public class GrpcFileUploadUtils {
 				IOUtils.closeQuietly(inputStream);
 				requestObserver.onCompleted();
 				done.set(true);
+				IOUtils.closeQuietly(inputStream);
 			}
 		}
 	}