diff --git a/spring-integration-sftp/src/main/java/org/springframework/integration/sftp/session/SftpSession.java b/spring-integration-sftp/src/main/java/org/springframework/integration/sftp/session/SftpSession.java
index b574e58846..7f69034c06 100644
--- a/spring-integration-sftp/src/main/java/org/springframework/integration/sftp/session/SftpSession.java
+++ b/spring-integration-sftp/src/main/java/org/springframework/integration/sftp/session/SftpSession.java
@@ -80,7 +80,8 @@ public class SftpSession implements Session<LsEntry> {
 			return true;
 		}
 		catch (SftpException e) {
-			throw new NestedIOException("Failed to remove file: "+ e);
+			// TODO: in 5.0 remove e.toString() INT-3913
+			throw new NestedIOException("Failed to remove file: " + e.toString(), e);
 		}
 	}