diff --git a/benchmarks/README.md b/benchmarks/README.md
index 0f2f9cd334f6cd1c228c9297810de58d45a2faa9..ae54c8d5423ba024ce6e7121de6479de73aa55df 100644
--- a/benchmarks/README.md
+++ b/benchmarks/README.md
@@ -18,9 +18,7 @@ Simple run over one year with two coupled components with daily time step.
 Groups left to right:
 * Using numpy arrays, no data copy, no units conversion
 * Using numpy arrays, with data copy, no units conversion
-* Using xarray arrays, no data copy, no units conversion
-* Using xarray arrays, with data copy, no units conversion
-* Using xarray arrays, no data copy, with units conversion
+* Using numpy arrays, no data copy, with units conversion
 
 ![tools](https://git.ufz.de/FINAM/finam/-/jobs/artifacts/main/raw/bench/bench-run-sim.svg?job=benchmark)