diff --git a/src/aare/gui/panels/smart_rotation_panel.py b/src/aare/gui/panels/smart_rotation_panel.py
index 94fcc9fb..2b1e6d95 100644
--- a/src/aare/gui/panels/smart_rotation_panel.py
+++ b/src/aare/gui/panels/smart_rotation_panel.py
@@ -27,16 +27,6 @@ logger = setup_logger(LOGGER_NAME)
 # absorb more than this, so use RADDOSE-3D for those.
 KDOSE_1A_PH_UM2_GY = 2000.0
 
-# Howells et al. put the half-dose at 10 MGy per A of resolution; we budget
-# half of that, so the target resolution keeps roughly 70% of its intensity.
-CRYO_DOSE_PER_ANGSTROM_MGY = 10.0
-# Above the glass transition the crystal dies ~2 orders of magnitude faster.
-# Owen et al. measured D(1/2) ~ 0.38 MGy at room temperature and Holton's
-# lifetime calculator defaults to 0.2 MGy; 0.1 MGy/A with the same safety
-# factor sits just below both.
-RT_DOSE_PER_ANGSTROM_MGY = 0.1
-DOSE_SAFETY_FACTOR = 2.0
-
 # Protein-solvent glass transition. Warkentin & Thorne fit two Arrhenius
 # regimes either side of ~200 K: below it damage is athermal (Ea ~ 1 kJ/mol),
 # above it diffusion-dominated (Ea ~ 18 kJ/mol) and the cryo budget no longer
@@ -120,7 +110,6 @@ class SimpleRotationSettingsPanel(QWidget):
         self.dtz = 120
         self.image_time_s = 0.1
         self._d = None
-        self._temperature = 100
         self._omega = 0
         self.total_time_s = 0
         self.parameters = SimpleScanParameters()
@@ -178,13 +167,13 @@ class SimpleRotationSettingsPanel(QWidget):
         self._layout.addWidget(QLabel("°", parent=self), 3, 4)
         self.image_angle_enter.newValue.connect(self.set_image_angle)
 
-        self._layout.addWidget(QLabel("Temperature", parent=self), 4, 0)
-        self.temp_enter = NumberLineEdit(
-            80, 330, decimals=2, default=100.0, parent=self, track_pending=True
+        self._layout.addWidget(QLabel("Dose 1 Å res.", parent=self), 4, 0)
+        self.dose_ang_enter = NumberLineEdit(
+            0.01, 20.0, decimals=2, default=5.0, parent=self, track_pending=True
         )
-        self._layout.addWidget(self.temp_enter, 4, 1, 1, 3)
-        self._layout.addWidget(QLabel("K", parent=self), 4, 4)
-        self.temp_enter.newValue.connect(self.set_temperature)
+        self._layout.addWidget(self.dose_ang_enter, 4, 1, 1, 3)
+        self._layout.addWidget(QLabel("MGy/Å", parent=self), 4, 4)
+        self.dose_ang_enter.newValue.connect(self.set_dose_ang)
 
         # Run + Abort directly under the last configurable row; the read-only
         # block below is reference info, not something to scroll past to act.
@@ -342,7 +331,7 @@ class SimpleRotationSettingsPanel(QWidget):
         self.update_calculated_labels()
 
     @Slot(float)
-    def set_temperature(self, v: float):
+    def set_dose_ang(self, v: float):
         self.update_calculated_labels()
 
     @Slot(float)
@@ -438,11 +427,7 @@ class SimpleRotationSettingsPanel(QWidget):
         else:
             self.dose_rate_MGy_s = 0.0
 
-        if self.temp_enter.value > GLASS_TRANSITION_K:
-            dose_per_angstrom = RT_DOSE_PER_ANGSTROM_MGY
-        else:
-            dose_per_angstrom = CRYO_DOSE_PER_ANGSTROM_MGY
-        self.target_dose_MGy = dose_per_angstrom * d_tar / DOSE_SAFETY_FACTOR
+        self.target_dose_MGy = self.dose_ang_enter.value * d_tar
 
         self.n_images = max(1, round(total_angle / image_angle))