diff --git a/setup.cfg b/setup.cfg
index 9d808f0..962e3f4 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -31,7 +31,7 @@ classifiers =
 [options]
 packages = find:
 install_requires =
-    dspeed>=1.3.0a3
+    dspeed@git+https://github.com/legend-exp/dspeed@main
     h5py>=3.2.0
     hdf5plugin
     legend-pydataobj>=1.5.0a1