diff --git a/blazarnova/scheduler/filters/blazar_filter.py b/blazarnova/scheduler/filters/blazar_filter.py
index 42141cf..1bd7c3e 100644
--- a/blazarnova/scheduler/filters/blazar_filter.py
+++ b/blazarnova/scheduler/filters/blazar_filter.py
@@ -14,8 +14,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import six
-
 from blazarnova.i18n import _
 
 from nova.scheduler import filters
@@ -115,7 +113,7 @@ class BlazarFilter(filters.BaseHostFilter):
 
         # Find which Pools the user wants to use (if any)
         requested_pools = spec_obj.get_scheduler_hint('reservation')
-        if isinstance(requested_pools, six.text_type):
+        if isinstance(requested_pools, str):
             requested_pools = [requested_pools]
 
         # the request is host reservation
diff --git a/lower-constraints.txt b/lower-constraints.txt
index e534cc5..c436b3e 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -134,7 +134,6 @@ retrying==1.3.3
 rfc3986==1.2.0
 Routes==2.3.1
 simplejson==3.13.2
-six==1.15.0
 Sphinx==1.6.2
 sphinxcontrib-httpdomain==1.3.0
 smmap2==2.0.3
diff --git a/requirements.txt b/requirements.txt
index 4700767..6f902f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,3 @@
 oslo.config>=6.8.0 # Apache-2.0
 oslo.i18n>=5.0.1 # Apache-2.0
 oslo.log>=4.4.0 # Apache-2.0
-six>=1.15.0 # MIT