diff --git a/litex/build/efinix/dbparser.py b/litex/build/efinix/dbparser.py
index 6ee67850c..a600dff37 100644
--- a/litex/build/efinix/dbparser.py
+++ b/litex/build/efinix/dbparser.py
@@ -19,7 +19,7 @@ namespaces = {
 
 # Efinix Database Parser ---------------------------------------------------------------------------
 
-class EfinixDbParser():
+class EfinixDbParser:
     def __init__(self, efinity_path, device):
         self.efinity_db_path = efinity_path + '/pt/db/'
         self.device = device
diff --git a/litex/build/efinix/efinity.py b/litex/build/efinix/efinity.py
index 1dc95ff9f..550da9c0a 100644
--- a/litex/build/efinix/efinity.py
+++ b/litex/build/efinix/efinity.py
@@ -230,7 +230,7 @@ def _build_xml(partnumber, timing_model, build_name, sources, additional_xml_com
     # Generate .xml
     tools.write_to_file("{}.xml".format(build_name), print_string)
 
-class EfinityToolchain():
+class EfinityToolchain:
     attr_translate = {}
 
     def __init__(self, efinity_path):
diff --git a/litex/build/efinix/ifacewriter.py b/litex/build/efinix/ifacewriter.py
index 3760473bd..5755e0d3c 100644
--- a/litex/build/efinix/ifacewriter.py
+++ b/litex/build/efinix/ifacewriter.py
@@ -21,7 +21,7 @@ namespaces = {
 
 # Interface Writer  --------------------------------------------------------------------------------
 
-class InterfaceWriter():
+class InterfaceWriter:
     def __init__(self, efinity_path):
         self.efinity_path = efinity_path
         self.blocks       = []