diff --git a/prymer/primer3/__init__.py b/prymer/primer3/__init__.py
index 1381a43..0d247b4 100644
--- a/prymer/primer3/__init__.py
+++ b/prymer/primer3/__init__.py
@@ -9,6 +9,7 @@
 from prymer.primer3.primer3_task import DesignLeftPrimersTask
 from prymer.primer3.primer3_task import DesignPrimerPairsTask
 from prymer.primer3.primer3_task import DesignRightPrimersTask
+from prymer.primer3.primer3_task import PickHybProbeOnly
 from prymer.primer3.primer3_weights import PrimerAndAmpliconWeights
 from prymer.primer3.primer3_weights import ProbeWeights
 
@@ -22,6 +23,7 @@
     "DesignLeftPrimersTask",
     "DesignPrimerPairsTask",
     "DesignRightPrimersTask",
+    "PickHybProbeOnly",
     "PrimerAndAmpliconParameters",
     "ProbeParameters",
     "ProbeWeights",