diff --git a/python/lsst/ip/diffim/dipoleFitTask.py b/python/lsst/ip/diffim/dipoleFitTask.py
index e525c3e4..a8f1b28b 100644
--- a/python/lsst/ip/diffim/dipoleFitTask.py
+++ b/python/lsst/ip/diffim/dipoleFitTask.py
@@ -110,7 +110,6 @@ def setDefaults(self):
                               "base_PixelFlags",
                               "base_SkyCoord",
                               "base_PsfFlux",
-                              "base_SdssShape",
                               ]
         # Only measure the apertures we need to report in the alert stream.
         self.plugins["base_CircularApertureFlux"].radii = [12.0]
@@ -118,7 +117,7 @@ def setDefaults(self):
         self.slots.calibFlux = None
         self.slots.modelFlux = None
         self.slots.gaussianFlux = None
-        self.slots.shape = "base_SdssShape"
+        self.slots.shape = None
         # This will be switched to "ip_diffim_DipoleFit" as this task runs.
         self.slots.centroid = "base_SdssCentroid"
         self.doReplaceWithNoise = False