diff --git a/src/jit/dis_arm64.lua b/src/jit/dis_arm64.lua
index 944f1a6c..facc6e4a 100644
--- a/src/jit/dis_arm64.lua
+++ b/src/jit/dis_arm64.lua
@@ -923,7 +923,7 @@ local function disass_ins(ctx)
     elseif p == "B" then
       local addr = ctx.addr + pos + parse_immpc(op, name)
       ctx.rel = addr
-      x = "0x"..tohex(addr)
+      x = format("0x%08x", addr)
     elseif p == "T" then
       x = bor(band(rshift(op, 26), 32), band(rshift(op, 19), 31))
     elseif p == "V" then