2to3 --fix=repr
diff --git a/Lib/fontTools/t1Lib.py b/Lib/fontTools/t1Lib.py
index eda2e52..d119f32 100644
--- a/Lib/fontTools/t1Lib.py
+++ b/Lib/fontTools/t1Lib.py
@@ -166,7 +166,7 @@
 			elif code == 0:
 				pass # comment, ignore
 			else:
-				raise T1Error('bad chunk code: ' + `code`)
+				raise T1Error('bad chunk code: ' + repr(code))
 	finally:
 		Res.CloseResFile(resRef)
 	data = string.join(data, '')
@@ -189,7 +189,7 @@
 		elif code == 3:
 			break
 		else:
-			raise T1Error('bad chunk code: ' + `code`)
+			raise T1Error('bad chunk code: ' + repr(code))
 		if onlyHeader:
 			break
 	f.close()