diff --git a/apphandler.cpp b/apphandler.cpp
index 28a3c65..6759462 100644
--- a/apphandler.cpp
+++ b/apphandler.cpp
@@ -185,6 +185,7 @@
     memcpy(response, &dev_id, *data_len);
 finish:
     free(busname);
+    free(ver);
     return rc;
 }