diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 5573a3c3e..b5930a36f 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,14 @@
 Changelog
 =========
 
+v0.53.0
+--------------------
+Contributors to this version: Adrien Lamarche (:user:`LamAdr`).
+
+Bug fixes
+^^^^^^^^^
+* Fixed a small inefficiency in ``_otc_adjust`` (:pull:`1890`).
+
 v0.52.0 (2024-08-08)
 --------------------
 Contributors to this version: David Huard (:user:`huard`), Trevor James Smith (:user:`Zeitsperre`), Hui-Min Wang (:user:`Hem-W`), Éric Dupuis (:user:`coxipi`), Sarah Gammon (:user:`SarahG-579462`), Pascal Bourgault (:user:`aulemahal`), Juliette Lavoie (:user:`juliettelavoie`), Adrien Lamarche (:user:`LamAdr`).
diff --git a/xclim/sdba/_adjustment.py b/xclim/sdba/_adjustment.py
index 303d4a3e3..8bc9dcd62 100644
--- a/xclim/sdba/_adjustment.py
+++ b/xclim/sdba/_adjustment.py
@@ -1031,10 +1031,8 @@ def _otc_adjust(
     rng = np.random.default_rng()
     # The plan row corresponding to a source bin indicates its probabilities to be transported to every target bin
     for i, binX_group in enumerate(binX_groups):
-        # Get the plan row of this bin
-        pi = np.where((binX[binX_group[0]] == gridX).all(1))[0][0]
         # Pick as much target bins for this source bin as there are points in the source bin
-        choice = rng.choice(range(muY.size), p=plan[pi, :], size=binX_count[i])
+        choice = rng.choice(range(muY.size), p=plan[i, :], size=binX_count[i])
         out[binX_group] = (gridY[choice] + 1 / 2) * bin_width + bin_origin
 
     if jitter_inside_bins: