diff --git a/requirements-test.txt b/requirements-test.txt
index 464774a..6006e33 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #######################################################################################
-coverage==7.1.0
+coverage==7.2.5
     # via -r requirements-test.in
-nose2==0.12.0
+nose2==0.13.0
     # via -r requirements-test.in
diff --git a/requirements.txt b/requirements.txt
index 99695f7..fb24668 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #######################################################################################
-bitarray==2.6.2
+bitarray==2.7.3
     # via pyangbind
 enum34==1.1.10
     # via pyangbind
@@ -30,7 +30,7 @@
     # via -r requirements.in
 pyyaml==5.4.1
     # via -r requirements.in
-regex==2022.10.31
+regex==2023.5.5
     # via pyangbind
 six==1.16.0
     # via pyangbind
diff --git a/tox.ini b/tox.ini
index 7eb9118..d6ce5d5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -78,7 +78,7 @@
 
 #######################################################################################
 [testenv:pip-compile]
-deps =  pip-tools==6.6.2
+deps =  pip-tools==6.13.0
 skip_install = true
 allowlist_externals = bash
         [
@@ -86,7 +86,7 @@
         - bash -c "for file in requirements*.in ; do \
         UNSAFE="" ; \
         if [[ $file =~ 'dist' ]] ; then UNSAFE='--allow-unsafe' ; fi ; \
-        pip-compile -rU --no-header $UNSAFE $file ;\
+        pip-compile --resolver=backtracking -rU --no-header $UNSAFE $file ;\
         out=`echo $file | sed 's/.in/.txt/'` ; \
         sed -i -e '1 e head -16 tox.ini' $out ;\
         done"