diff --git a/src/conf/storage_conf.c b/src/conf/storage_conf.c
index 7dff566641..3ae0d7ab77 100644
--- a/src/conf/storage_conf.c
+++ b/src/conf/storage_conf.c
@@ -588,6 +588,7 @@ virStoragePoolDefParseSource(xmlXPathContextPtr ctxt,
                     goto cleanup;
                 }
             }
+            VIR_FREE(port);
         }
     }