diff --git a/setup.cfg b/setup.cfg
index 1034e8b30..bc4dcb75e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -36,7 +36,7 @@ install_requires =
     h5py>=3.2
     iminuit
     legend-daq2lh5>=1.0
-    legend-pydataobj>=1.1
+    legend-pydataobj>=1.2
     matplotlib
     numba!=0.53.*,!=0.54.*,!=0.57
     numpy>=1.21