diff --git a/packages/dartcv/lib/src/calib3d/calib3d.dart b/packages/dartcv/lib/src/calib3d/calib3d.dart
index 51721fe1..4b367722 100644
--- a/packages/dartcv/lib/src/calib3d/calib3d.dart
+++ b/packages/dartcv/lib/src/calib3d/calib3d.dart
@@ -300,7 +300,7 @@ Mat drawChessboardCorners(
   inliers ??= Mat.empty();
   final rval = Mat.empty();
   cvRun(
-    () => ccalib3d.cv_estimateAffine2D_1(
+    () => ccalib3d.cv_estimateAffinePartial2D_1(
       from.ref,
       to.ref,
       inliers!.ref,