diff --git a/piker/ui/_chart.py b/piker/ui/_chart.py
index b2da3fa2..a1935641 100644
--- a/piker/ui/_chart.py
+++ b/piker/ui/_chart.py
@@ -70,7 +70,6 @@ from ..data.feed import (
 )
 from ..accounting import (
     MktPair,
-    Symbol,
 )
 from ..log import get_logger
 from ._interaction import ChartView
@@ -455,7 +454,7 @@ class LinkedSplits(QWidget):
         # update the UI for a given "chart instance".
         self.display_state: DisplayState | None = None
 
-        self._mkt: MktPair | Symbol = None
+        self._mkt: MktPair = None
 
     def on_splitter_adjust(
         self,
@@ -487,11 +486,6 @@ class LinkedSplits(QWidget):
     def mkt(self) -> MktPair:
         return self._mkt
 
-    @property
-    def symbol(self) -> Symbol | MktPair:
-        log.warning(f'{type(self)}.symbol is now deprecated use .mkt!')
-        return self.mkt
-
     def set_split_sizes(
         self,
         prop: float | None = None,
@@ -1236,7 +1230,7 @@ class ChartPlotWidget(pg.PlotWidget):
 
                 # TODO: UGH! just make this not here! we should
                 # be making the sticky from code which has access
-                # to the ``Symbol`` instance..
+                # to the ``MktPair`` instance..
 
                 # if the sticky is for our symbol
                 # use the tick size precision for display
diff --git a/piker/ui/_lines.py b/piker/ui/_lines.py
index 59796d4f..6f64a349 100644
--- a/piker/ui/_lines.py
+++ b/piker/ui/_lines.py
@@ -126,7 +126,7 @@ class LevelLine(pg.InfiniteLine):
         self._on_drag_start = lambda l: None
         self._on_drag_end = lambda l: None
 
-        self._y_incr_mult = float(1 / chart.linked.symbol.size_tick)
+        self._y_incr_mult = float(1 / chart.linked.mkt.size_tick)
         self._right_end_sc: float = 0
 
         # use px caching
diff --git a/piker/ui/order_mode.py b/piker/ui/order_mode.py
index 21f7bd22..62e54680 100644
--- a/piker/ui/order_mode.py
+++ b/piker/ui/order_mode.py
@@ -996,7 +996,7 @@ async def process_trade_msg(
     if name in (
         'position',
     ):
-        sym = mode.chart.linked.symbol
+        sym: MktPair = mode.chart.linked.mkt
         pp_msg_symbol = msg['symbol'].lower()
         fqme = sym.fqme
         broker = sym.broker
@@ -1052,7 +1052,7 @@ async def process_trade_msg(
                 )
                 assert msg.resp in ('open', 'dark_open'), f'Unknown msg: {msg}'
 
-                sym = mode.chart.linked.symbol
+                sym: MktPair = mode.chart.linked.mkt
                 fqme = sym.fqme
                 if (
                     ((order.symbol + f'.{msg.src}') == fqme)