diff --git a/requirements-test.txt b/requirements-test.txt
index e355475..40c7f11 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -14,11 +14,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #######################################################################################
-coverage==6.2
+coverage==6.4.1
     # via
     #   -r requirements-test.in
     #   nose2
-nose2==0.10.0
+nose2==0.11.0
     # via -r requirements-test.in
 six==1.16.0
     # via nose2
diff --git a/requirements.txt b/requirements.txt
index 2901c33..9572169 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,15 +14,15 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #######################################################################################
-bitarray==2.3.5
+bitarray==2.5.1
     # via pyangbind
 enum34==1.1.10
     # via pyangbind
-lxml==4.7.1
+lxml==4.9.0
     # via
     #   pyang
     #   pyangbind
-pyang==2.5.2
+pyang==2.5.3
     # via
     #   -r requirements.in
     #   pyangbind
@@ -30,7 +30,7 @@
     # via -r requirements.in
 pyyaml==5.4.1
     # via -r requirements.in
-regex==2021.11.10
+regex==2022.6.2
     # via pyangbind
 six==1.16.0
     # via pyangbind
diff --git a/tox.ini b/tox.ini
index f1cf7c9..4a2494a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -76,7 +76,7 @@
 
 #######################################################################################
 [testenv:pip-compile]
-deps =  pip-tools==6.4.0
+deps =  pip-tools==6.6.2
 skip_install = true
 whitelist_externals = bash
         [