diff --git a/libcloud/compute/drivers/dimensiondata.py b/libcloud/compute/drivers/dimensiondata.py
index 3dfdd34dce..db837171ad 100644
--- a/libcloud/compute/drivers/dimensiondata.py
+++ b/libcloud/compute/drivers/dimensiondata.py
@@ -16,8 +16,6 @@
 Dimension Data Driver
 """
 
-import sys
-
 from libcloud.utils.py3 import ET, urlencode, basestring, ensure_string
 from libcloud.utils.xml import findall, findtext, fixxpath
 from libcloud.compute.base import (
@@ -3940,12 +3938,7 @@ def ex_create_node_uncustomized(
             if not isinstance(ex_tagid_value_pairs, dict):
                 raise ValueError("ex_tagid_value_pairs must be a dictionary.")
 
-            if sys.version_info[0] < 3:
-                tagid_items = ex_tagid_value_pairs.iteritems()
-            else:
-                tagid_items = ex_tagid_value_pairs.items()
-
-            for k, v in tagid_items:
+            for k, v in ex_tagid_value_pairs.items():
                 tag_elem = ET.SubElement(server_uncustomized_elm, "tagById")
                 ET.SubElement(tag_elem, "tagKeyId").text = k
 
@@ -3956,12 +3949,7 @@ def ex_create_node_uncustomized(
             if not isinstance(ex_tagname_value_pairs, dict):
                 raise ValueError("ex_tagname_value_pairs must be a dictionary")
 
-            if sys.version_info[0] < 3:
-                tags_items = ex_tagname_value_pairs.iteritems()
-            else:
-                tags_items = ex_tagname_value_pairs.items()
-
-            for k, v in tags_items:
+            for k, v in ex_tagname_value_pairs.items():
                 tag_name_elem = ET.SubElement(server_uncustomized_elm, "tag")
                 ET.SubElement(tag_name_elem, "tagKeyName").text = k
 
diff --git a/libcloud/compute/drivers/nttcis.py b/libcloud/compute/drivers/nttcis.py
index 554f9b31e2..552ada1f38 100644
--- a/libcloud/compute/drivers/nttcis.py
+++ b/libcloud/compute/drivers/nttcis.py
@@ -17,7 +17,6 @@
 """
 
 import re
-import sys
 
 from libcloud.utils.py3 import ET, urlencode, basestring, ensure_string
 from libcloud.utils.xml import findall, findtext, fixxpath
@@ -4732,12 +4731,7 @@ def ex_create_node_uncustomized(
             if not isinstance(ex_tagid_value_pairs, dict):
                 raise ValueError("ex_tagid_value_pairs must be a dictionary.")
 
-            if sys.version_info[0] < 3:
-                tagid_items = ex_tagid_value_pairs.iteritems()
-            else:
-                tagid_items = ex_tagid_value_pairs.items()
-
-            for k, v in tagid_items:
+            for k, v in ex_tagid_value_pairs.items():
                 tag_elem = ET.SubElement(server_uncustomized_elm, "tagById")
                 ET.SubElement(tag_elem, "tagKeyId").text = k
 
@@ -4748,12 +4742,7 @@ def ex_create_node_uncustomized(
             if not isinstance(ex_tagname_value_pairs, dict):
                 raise ValueError("ex_tagname_value_pairs must be a dictionary")
 
-            if sys.version_info[0] < 3:
-                tags_items = ex_tagname_value_pairs.iteritems()
-            else:
-                tags_items = ex_tagname_value_pairs.items()
-
-            for k, v in tags_items:
+            for k, v in ex_tagname_value_pairs.items():
                 tag_name_elem = ET.SubElement(server_uncustomized_elm, "tag")
                 ET.SubElement(tag_name_elem, "tagKeyName").text = k
 
diff --git a/pyproject.toml b/pyproject.toml
index 372dffdd57..a0f14af4a8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -102,7 +102,7 @@ lint = [
     "bandit[toml]==1.9.3; python_version >= '3.10'",
     "black==26.10.1; python_version >= '3.10' and implementation_name == \"cpython\"",
     "isort==6.0.1; python_version >= '3.10'",
-    "pyupgrade==3.3.1",
+    "pyupgrade==3.21.2",
     "rstcheck==6.2.5; python_version >= '3.10'",
     "codespell==2.4.1",
     "prek>=0.2.17",