diff --git a/tools/nss/libvirt_nss.c b/tools/nss/libvirt_nss.c
index 8fe5a6d1cf8d8713ffa5ff8e88c9675a46166ad6..6e332f75784719fd3343e5399c433b62d80f4053 100644
--- a/tools/nss/libvirt_nss.c
+++ b/tools/nss/libvirt_nss.c
@@ -451,6 +451,7 @@ NSS_NAME(gethostbyname4)(const char *name, struct gaih_addrtuple **pat,
     *herrnop = NETDB_SUCCESS;
     ret = NSS_STATUS_SUCCESS;
  cleanup:
+    free(addr);
     return ret;
 }
 #endif /* HAVE_STRUCT_GAIH_ADDRTUPLE */