diff --git a/src/jit/dump.lua b/src/jit/dump.lua
index a635af10..b8a47aa1 100644
--- a/src/jit/dump.lua
+++ b/src/jit/dump.lua
@@ -63,9 +63,9 @@ local traceinfo, traceir, tracek = jutil.traceinfo, jutil.traceir, jutil.tracek
 local tracemc, tracesnap = jutil.tracemc, jutil.tracesnap
 local traceexitstub, ircalladdr = jutil.traceexitstub, jutil.ircalladdr
 local bit = require("bit")
-local band, shl, shr, tohex = bit.band, bit.lshift, bit.rshift, bit.tohex
+local band, shr, tohex = bit.band, bit.rshift, bit.tohex
 local sub, gsub, format = string.sub, string.gsub, string.format
-local byte, char, rep = string.byte, string.char, string.rep
+local byte, rep = string.byte, string.rep
 local type, tostring = type, tostring
 local stdout, stderr = io.stdout, io.stderr