diff --git a/src/Ophis/Macro.py b/src/Ophis/Macro.py
index 65b0017..ffd2337 100644
--- a/src/Ophis/Macro.py
+++ b/src/Ophis/Macro.py
@@ -11,7 +11,6 @@
 import sys
 
 import Ophis.IR as IR
-import Ophis.CmdLine as Cmd
 import Ophis.Errors as Err
 
 macros = {}
diff --git a/src/tools/opcodes/gensets.py b/src/tools/opcodes/gensets.py
index 84a5991..10ebac7 100755
--- a/src/tools/opcodes/gensets.py
+++ b/src/tools/opcodes/gensets.py
@@ -142,7 +142,7 @@ def dump_map(m, prologue=''):
 
 if __name__ == '__main__':
     if len(sys.argv) > 1:
-        chipsets = argv[1:]
+        chipsets = sys.argv[1:]
     else:
         chipsets = ['chipsets.txt']
     archs = []