diff --git a/build.py b/build.py
index e751a0409..4b34f1481 100644
--- a/build.py
+++ b/build.py
@@ -31,7 +31,7 @@ def str2file(filename, contents):
 str2file("soc.v", src_verilog)
 str2file("soc.ucf", src_ucf)
 verilog_sources.append("build/soc.v")
-
+#raise SystemExit
 # xst
 xst_prj = ""
 for s in verilog_sources:
diff --git a/milkymist/uart/__init__.py b/milkymist/uart/__init__.py
index 274f96faa..2e83cbe14 100644
--- a/milkymist/uart/__init__.py
+++ b/milkymist/uart/__init__.py
@@ -14,7 +14,7 @@ class Inst:
 		self.tx = Signal(reset=1)
 		self.rx = Signal()
 		
-		self.divisor = int(clk_freq/baud/16); # TODO
+		self.divisor = int(clk_freq/baud/16) # TODO
 	
 	def get_fragment(self):
 		enable16 = Signal()
diff --git a/tb/norflash/norflash_conv.py b/tb/norflash/norflash_conv.py
index 15226acaf..c44eec5e9 100644
--- a/tb/norflash/norflash_conv.py
+++ b/tb/norflash/norflash_conv.py
@@ -5,6 +5,6 @@ from milkymist import norflash
 
 norflash0 = norflash.Inst(25, 12)
 frag = norflash0.get_fragment()
-v = verilog.Convert(frag, name="norflash",
+v = verilog.convert(frag, name="norflash",
 	ios={norflash0.bus.cyc_i, norflash0.bus.stb_i, norflash0.bus.we_i, norflash0.bus.adr_i, norflash0.bus.sel_i, norflash0.bus.dat_i, norflash0.bus.dat_o, norflash0.bus.ack_o})
 print(v)
diff --git a/top.py b/top.py
index c94e67fbb..cf20977b2 100644
--- a/top.py
+++ b/top.py
@@ -25,7 +25,7 @@ def get():
 	
 	frag = autofragment.from_local()
 	vns = convtools.Namespace()
-	src_verilog = verilog.Convert(frag,
+	src_verilog = verilog.convert(frag,
 		{clkfx_sys.clkin, reset0.trigger_reset},
 		name="soc",
 		clk_signal=clkfx_sys.clkout,