From f6606fde90333c83dd30b0ba551c4375978ec8f1 Mon Sep 17 00:00:00 2001
From: Andrew Davison <andrew.davison@cnrs.fr>
Date: Mon, 12 Jan 2026 17:35:44 +0100
Subject: [PATCH] Fix for #266

---
 quantities/dimensionality.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/quantities/dimensionality.py b/quantities/dimensionality.py
index c00190b..37fd860 100644
--- a/quantities/dimensionality.py
+++ b/quantities/dimensionality.py
@@ -331,6 +331,7 @@ def _d_copy(q1, out=None):
 p_dict[np.floor] = _d_copy
 p_dict[np.fix] = _d_copy
 p_dict[np.ceil] = _d_copy
+p_dict[np.trunc] = _d_copy
 
 def _d_clip(a1, a2, a3, q):
     return q.dimensionality