diff --git a/tdeioslave/sftp/tdeio_sftp.cpp b/tdeioslave/sftp/tdeio_sftp.cpp
index 59428ea22..e3f7494d1 100644
--- a/tdeioslave/sftp/tdeio_sftp.cpp
+++ b/tdeioslave/sftp/tdeio_sftp.cpp
@@ -599,7 +599,7 @@ sftpProtocol::~sftpProtocol() {
 #endif
   closeConnection();
 
-  delete mCallbacks;
+  free(mCallbacks);
 
   /* cleanup and shut down cryto stuff */
   ssh_finalize();