diff --git a/requirements.txt b/requirements.txt
index 96253c829a..5359434ecc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,4 +26,3 @@ oslo.vmware>=2.17.0 # Apache-2.0
 PrettyTable<0.8,>=0.7.1 # BSD
 tooz>=1.47.0 # Apache-2.0
 decorator>=3.4.0 # BSD
-vmware-nsxlib>=0.7.3 # Apache-2.0
diff --git a/tools/tox_install.sh b/tools/tox_install.sh
index 9651d75c5f..d82c37ca3a 100755
--- a/tools/tox_install.sh
+++ b/tools/tox_install.sh
@@ -8,6 +8,8 @@ ${DIR}/tox_install_project.sh networking-l2gw networking_l2gw $*
 ${DIR}/tox_install_project.sh networking-sfc networking_sfc $*
 ${DIR}/tox_install_project.sh neutron-lbaas neutron_lbaas $*
 ${DIR}/tox_install_project.sh tap-as-a-service neutron_taas $*
+#garyk(TODO) remove the unconstrained when requirements are updated
+${DIR}/tox_install_project.sh vmware-nsxlib vmware_nsxlib unconstrained $*
 
 CONSTRAINTS_FILE=$1
 shift